Home / 731,407.31-1,096,716.48-331,830.06

Finding the Fourth Proportional to 731,407.31, 1,096,716.48 and 331,830.06

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Solution

The fourth proportional to 731,407.31, 1,096,716.48 and 331,830.06 is: 497,566.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,407.31 : 1,096,716.48 = 331,830.06 : x
  2. Step 2: Convert to fraction form
    731,407.31/1,096,716.48 = 331,830.06/x
  3. Step 3: Cross multiply
    731,407.31x = 1,096,716.48 × 331,830.06
  4. Step 4: Simplify right side
    731,407.31x = 363,923,495,361.39
  5. Step 5: Solve for x
    x = 363,923,495,361.39/731,407.31
  6. Step 6: Final answer
    x = 497,566.12

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Double scale
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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.