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Finding the Fourth Proportional to 593,609.52, 890,706.60 and 278,011.92

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Solution

The fourth proportional to 593,609.52, 890,706.60 and 278,011.92 is: 417,154.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,609.52 : 890,706.60 = 278,011.92 : x
  2. Step 2: Convert to fraction form
    593,609.52/890,706.60 = 278,011.92/x
  3. Step 3: Cross multiply
    593,609.52x = 890,706.60 × 278,011.92
  4. Step 4: Simplify right side
    593,609.52x = 247,627,052,022.67
  5. Step 5: Solve for x
    x = 247,627,052,022.67/593,609.52
  6. Step 6: Final answer
    x = 417,154.79

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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.