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Finding the Fourth Proportional to 534,284.49, 737,285.10 and 292,520.30

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Solution

The fourth proportional to 534,284.49, 737,285.10 and 292,520.30 is: 403,662.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,284.49 : 737,285.10 = 292,520.30 : x
  2. Step 2: Convert to fraction form
    534,284.49/737,285.10 = 292,520.30/x
  3. Step 3: Cross multiply
    534,284.49x = 737,285.10 × 292,520.30
  4. Step 4: Simplify right side
    534,284.49x = 215,670,855,499.58
  5. Step 5: Solve for x
    x = 215,670,855,499.58/534,284.49
  6. Step 6: Final answer
    x = 403,662.96

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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.