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Finding the Fourth Proportional to 372,527.48, 558,790.40 and 135,773.40

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Solution

The fourth proportional to 372,527.48, 558,790.40 and 135,773.40 is: 203,659.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,527.48 : 558,790.40 = 135,773.40 : x
  2. Step 2: Convert to fraction form
    372,527.48/558,790.40 = 135,773.40/x
  3. Step 3: Cross multiply
    372,527.48x = 558,790.40 × 135,773.40
  4. Step 4: Simplify right side
    372,527.48x = 75,868,872,495.36
  5. Step 5: Solve for x
    x = 75,868,872,495.36/372,527.48
  6. Step 6: Final answer
    x = 203,659.80

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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.