Home / 731,402.06-1,096,708.61-331,824.80

Finding the Fourth Proportional to 731,402.06, 1,096,708.61 and 331,824.80

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Solution

The fourth proportional to 731,402.06, 1,096,708.61 and 331,824.80 is: 497,558.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,402.06 : 1,096,708.61 = 331,824.80 : x
  2. Step 2: Convert to fraction form
    731,402.06/1,096,708.61 = 331,824.80/x
  3. Step 3: Cross multiply
    731,402.06x = 1,096,708.61 × 331,824.80
  4. Step 4: Simplify right side
    731,402.06x = 363,915,118,742.86
  5. Step 5: Solve for x
    x = 363,915,118,742.86/731,402.06
  6. Step 6: Final answer
    x = 497,558.24

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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.