Home / 731,352.31-1,096,364.16-331,775.60

Finding the Fourth Proportional to 731,352.31, 1,096,364.16 and 331,775.60

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Solution

The fourth proportional to 731,352.31, 1,096,364.16 and 331,775.60 is: 497,362.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,352.31 : 1,096,364.16 = 331,775.60 : x
  2. Step 2: Convert to fraction form
    731,352.31/1,096,364.16 = 331,775.60/x
  3. Step 3: Cross multiply
    731,352.31x = 1,096,364.16 × 331,775.60
  4. Step 4: Simplify right side
    731,352.31x = 363,746,871,520.68
  5. Step 5: Solve for x
    x = 363,746,871,520.68/731,352.31
  6. Step 6: Final answer
    x = 497,362.03

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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.