Home / 731,062.60-1,096,593.90-257,795.80

Finding the Fourth Proportional to 731,062.60, 1,096,593.90 and 257,795.80

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Solution

The fourth proportional to 731,062.60, 1,096,593.90 and 257,795.80 is: 386,693.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,062.60 : 1,096,593.90 = 257,795.80 : x
  2. Step 2: Convert to fraction form
    731,062.60/1,096,593.90 = 257,795.80/x
  3. Step 3: Cross multiply
    731,062.60x = 1,096,593.90 × 257,795.80
  4. Step 4: Simplify right side
    731,062.60x = 282,697,301,725.62
  5. Step 5: Solve for x
    x = 282,697,301,725.62/731,062.60
  6. Step 6: Final answer
    x = 386,693.70

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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.