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Finding the Fourth Proportional to 558,316.60, 837,474.90 and 532,655.80

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Solution

The fourth proportional to 558,316.60, 837,474.90 and 532,655.80 is: 798,983.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,316.60 : 837,474.90 = 532,655.80 : x
  2. Step 2: Convert to fraction form
    558,316.60/837,474.90 = 532,655.80/x
  3. Step 3: Cross multiply
    558,316.60x = 837,474.90 × 532,655.80
  4. Step 4: Simplify right side
    558,316.60x = 446,085,862,839.42
  5. Step 5: Solve for x
    x = 446,085,862,839.42/558,316.60
  6. Step 6: Final answer
    x = 798,983.70

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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.