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Finding the Fourth Proportional to 376,389.01, 564,584.33 and 264,569.60

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Solution

The fourth proportional to 376,389.01, 564,584.33 and 264,569.60 is: 396,854.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,389.01 : 564,584.33 = 264,569.60 : x
  2. Step 2: Convert to fraction form
    376,389.01/564,584.33 = 264,569.60/x
  3. Step 3: Cross multiply
    376,389.01x = 564,584.33 × 264,569.60
  4. Step 4: Simplify right side
    376,389.01x = 149,371,848,192.87
  5. Step 5: Solve for x
    x = 149,371,848,192.87/376,389.01
  6. Step 6: Final answer
    x = 396,854.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.