Home / 731,887.40-1,098,522.30-451,951.40

Finding the Fourth Proportional to 731,887.40, 1,098,522.30 and 451,951.40

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Solution

The fourth proportional to 731,887.40, 1,098,522.30 and 451,951.40 is: 678,353.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,887.40 : 1,098,522.30 = 451,951.40 : x
  2. Step 2: Convert to fraction form
    731,887.40/1,098,522.30 = 451,951.40/x
  3. Step 3: Cross multiply
    731,887.40x = 1,098,522.30 × 451,951.40
  4. Step 4: Simplify right side
    731,887.40x = 496,478,691,416.22
  5. Step 5: Solve for x
    x = 496,478,691,416.22/731,887.40
  6. Step 6: Final answer
    x = 678,353.93

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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.