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Finding the Fourth Proportional to 452,755.60, 624,542.52 and 282,694.48

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Solution

The fourth proportional to 452,755.60, 624,542.52 and 282,694.48 is: 389,955.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,755.60 : 624,542.52 = 282,694.48 : x
  2. Step 2: Convert to fraction form
    452,755.60/624,542.52 = 282,694.48/x
  3. Step 3: Cross multiply
    452,755.60x = 624,542.52 × 282,694.48
  4. Step 4: Simplify right side
    452,755.60x = 176,554,722,929.29
  5. Step 5: Solve for x
    x = 176,554,722,929.29/452,755.60
  6. Step 6: Final answer
    x = 389,955.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.