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Finding the Fourth Proportional to 569,427.66, 785,930.31 and 473,841.18

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Solution

The fourth proportional to 569,427.66, 785,930.31 and 473,841.18 is: 654,000.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,427.66 : 785,930.31 = 473,841.18 : x
  2. Step 2: Convert to fraction form
    569,427.66/785,930.31 = 473,841.18/x
  3. Step 3: Cross multiply
    569,427.66x = 785,930.31 × 473,841.18
  4. Step 4: Simplify right side
    569,427.66x = 372,406,145,488.17
  5. Step 5: Solve for x
    x = 372,406,145,488.17/569,427.66
  6. Step 6: Final answer
    x = 654,000.80

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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.