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Finding the Fourth Proportional to 564,504.01, 779,662.05 and 371,773.25

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Solution

The fourth proportional to 564,504.01, 779,662.05 and 371,773.25 is: 513,472.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,504.01 : 779,662.05 = 371,773.25 : x
  2. Step 2: Convert to fraction form
    564,504.01/779,662.05 = 371,773.25/x
  3. Step 3: Cross multiply
    564,504.01x = 779,662.05 × 371,773.25
  4. Step 4: Simplify right side
    564,504.01x = 289,857,494,230.16
  5. Step 5: Solve for x
    x = 289,857,494,230.16/564,504.01
  6. Step 6: Final answer
    x = 513,472.87

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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.