Home / 910,490.40-1,365,735.60-236,516.40

Finding the Fourth Proportional to 910,490.40, 1,365,735.60 and 236,516.40

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Solution

The fourth proportional to 910,490.40, 1,365,735.60 and 236,516.40 is: 354,774.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,490.40 : 1,365,735.60 = 236,516.40 : x
  2. Step 2: Convert to fraction form
    910,490.40/1,365,735.60 = 236,516.40/x
  3. Step 3: Cross multiply
    910,490.40x = 1,365,735.60 × 236,516.40
  4. Step 4: Simplify right side
    910,490.40x = 323,018,867,463.84
  5. Step 5: Solve for x
    x = 323,018,867,463.84/910,490.40
  6. Step 6: Final answer
    x = 354,774.60

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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.