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Finding the Fourth Proportional to 395,659.62, 592,527.15 and 185,357.70

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Solution

The fourth proportional to 395,659.62, 592,527.15 and 185,357.70 is: 277,585.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,659.62 : 592,527.15 = 185,357.70 : x
  2. Step 2: Convert to fraction form
    395,659.62/592,527.15 = 185,357.70/x
  3. Step 3: Cross multiply
    395,659.62x = 592,527.15 × 185,357.70
  4. Step 4: Simplify right side
    395,659.62x = 109,829,469,711.56
  5. Step 5: Solve for x
    x = 109,829,469,711.56/395,659.62
  6. Step 6: Final answer
    x = 277,585.74

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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.