Home / 1,092,274.40-1,638,411.60-304,306.40

Finding the Fourth Proportional to 1,092,274.40, 1,638,411.60 and 304,306.40

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Solution

The fourth proportional to 1,092,274.40, 1,638,411.60 and 304,306.40 is: 456,459.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,274.40 : 1,638,411.60 = 304,306.40 : x
  2. Step 2: Convert to fraction form
    1,092,274.40/1,638,411.60 = 304,306.40/x
  3. Step 3: Cross multiply
    1,092,274.40x = 1,638,411.60 × 304,306.40
  4. Step 4: Simplify right side
    1,092,274.40x = 498,579,135,714.24
  5. Step 5: Solve for x
    x = 498,579,135,714.24/1,092,274.40
  6. Step 6: Final answer
    x = 456,459.60

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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.