Home / 731,190.53-1,009,024.11-404,515.82

Finding the Fourth Proportional to 731,190.53, 1,009,024.11 and 404,515.82

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Solution

The fourth proportional to 731,190.53, 1,009,024.11 and 404,515.82 is: 558,221.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,190.53 : 1,009,024.11 = 404,515.82 : x
  2. Step 2: Convert to fraction form
    731,190.53/1,009,024.11 = 404,515.82/x
  3. Step 3: Cross multiply
    731,190.53x = 1,009,024.11 × 404,515.82
  4. Step 4: Simplify right side
    731,190.53x = 408,166,217,778.98
  5. Step 5: Solve for x
    x = 408,166,217,778.98/731,190.53
  6. Step 6: Final answer
    x = 558,221.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.