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Finding the Fourth Proportional to 569,891.04, 790,046.13 and 539,554.92

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Solution

The fourth proportional to 569,891.04, 790,046.13 and 539,554.92 is: 747,990.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,891.04 : 790,046.13 = 539,554.92 : x
  2. Step 2: Convert to fraction form
    569,891.04/790,046.13 = 539,554.92/x
  3. Step 3: Cross multiply
    569,891.04x = 790,046.13 × 539,554.92
  4. Step 4: Simplify right side
    569,891.04x = 426,273,276,468.46
  5. Step 5: Solve for x
    x = 426,273,276,468.46/569,891.04
  6. Step 6: Final answer
    x = 747,990.84

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.