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Finding the Fourth Proportional to 634,988.52, 952,355.88 and 297,942.48

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Solution

The fourth proportional to 634,988.52, 952,355.88 and 297,942.48 is: 446,854.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,988.52 : 952,355.88 = 297,942.48 : x
  2. Step 2: Convert to fraction form
    634,988.52/952,355.88 = 297,942.48/x
  3. Step 3: Cross multiply
    634,988.52x = 952,355.88 × 297,942.48
  4. Step 4: Simplify right side
    634,988.52x = 283,747,272,729.78
  5. Step 5: Solve for x
    x = 283,747,272,729.78/634,988.52
  6. Step 6: Final answer
    x = 446,854.18

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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.