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Finding the Fourth Proportional to 567,557.01, 782,414.88 and 446,488.10

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Solution

The fourth proportional to 567,557.01, 782,414.88 and 446,488.10 is: 615,513.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,557.01 : 782,414.88 = 446,488.10 : x
  2. Step 2: Convert to fraction form
    567,557.01/782,414.88 = 446,488.10/x
  3. Step 3: Cross multiply
    567,557.01x = 782,414.88 × 446,488.10
  4. Step 4: Simplify right side
    567,557.01x = 349,338,930,530.58
  5. Step 5: Solve for x
    x = 349,338,930,530.58/567,557.01
  6. Step 6: Final answer
    x = 615,513.37

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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.