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Finding the Fourth Proportional to 560,476.37, 840,847.96 and 181,397.11

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Solution

The fourth proportional to 560,476.37, 840,847.96 and 181,397.11 is: 272,138.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,476.37 : 840,847.96 = 181,397.11 : x
  2. Step 2: Convert to fraction form
    560,476.37/840,847.96 = 181,397.11/x
  3. Step 3: Cross multiply
    560,476.37x = 840,847.96 × 181,397.11
  4. Step 4: Simplify right side
    560,476.37x = 152,527,387,774.45
  5. Step 5: Solve for x
    x = 152,527,387,774.45/560,476.37
  6. Step 6: Final answer
    x = 272,138.84

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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.