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Finding the Fourth Proportional to 469,675.97, 703,708.72 and 315,513.04

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Solution

The fourth proportional to 469,675.97, 703,708.72 and 315,513.04 is: 472,728.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,675.97 : 703,708.72 = 315,513.04 : x
  2. Step 2: Convert to fraction form
    469,675.97/703,708.72 = 315,513.04/x
  3. Step 3: Cross multiply
    469,675.97x = 703,708.72 × 315,513.04
  4. Step 4: Simplify right side
    469,675.97x = 222,029,277,521.71
  5. Step 5: Solve for x
    x = 222,029,277,521.71/469,675.97
  6. Step 6: Final answer
    x = 472,728.63

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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.