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Finding the Fourth Proportional to 469,383.80, 703,794.52 and 149,397.45

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Solution

The fourth proportional to 469,383.80, 703,794.52 and 149,397.45 is: 224,006.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,383.80 : 703,794.52 = 149,397.45 : x
  2. Step 2: Convert to fraction form
    469,383.80/703,794.52 = 149,397.45/x
  3. Step 3: Cross multiply
    469,383.80x = 703,794.52 × 149,397.45
  4. Step 4: Simplify right side
    469,383.80x = 105,145,104,159.49
  5. Step 5: Solve for x
    x = 105,145,104,159.49/469,383.80
  6. Step 6: Final answer
    x = 224,006.68

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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.