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Finding the Fourth Proportional to 560,390.62, 839,502.14 and 469,352.46

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Solution

The fourth proportional to 560,390.62, 839,502.14 and 469,352.46 is: 703,120.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,390.62 : 839,502.14 = 469,352.46 : x
  2. Step 2: Convert to fraction form
    560,390.62/839,502.14 = 469,352.46/x
  3. Step 3: Cross multiply
    560,390.62x = 839,502.14 × 469,352.46
  4. Step 4: Simplify right side
    560,390.62x = 394,022,394,584.26
  5. Step 5: Solve for x
    x = 394,022,394,584.26/560,390.62
  6. Step 6: Final answer
    x = 703,120.97

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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.