Home / 1,092,296.40-1,638,444.60-304,328.40

Finding the Fourth Proportional to 1,092,296.40, 1,638,444.60 and 304,328.40

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Solution

The fourth proportional to 1,092,296.40, 1,638,444.60 and 304,328.40 is: 456,492.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,296.40 : 1,638,444.60 = 304,328.40 : x
  2. Step 2: Convert to fraction form
    1,092,296.40/1,638,444.60 = 304,328.40/x
  3. Step 3: Cross multiply
    1,092,296.40x = 1,638,444.60 × 304,328.40
  4. Step 4: Simplify right side
    1,092,296.40x = 498,625,223,606.64
  5. Step 5: Solve for x
    x = 498,625,223,606.64/1,092,296.40
  6. Step 6: Final answer
    x = 456,492.60

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.