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Finding the Fourth Proportional to 564,972.96, 847,048.56 and 265,299.12

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Solution

The fourth proportional to 564,972.96, 847,048.56 and 265,299.12 is: 397,755.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,972.96 : 847,048.56 = 265,299.12 : x
  2. Step 2: Convert to fraction form
    564,972.96/847,048.56 = 265,299.12/x
  3. Step 3: Cross multiply
    564,972.96x = 847,048.56 × 265,299.12
  4. Step 4: Simplify right side
    564,972.96x = 224,721,237,565.27
  5. Step 5: Solve for x
    x = 224,721,237,565.27/564,972.96
  6. Step 6: Final answer
    x = 397,755.74

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Similar ratio
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1.5x scale

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.