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Finding the Fourth Proportional to 452,800.29, 679,193.36 and 115,838.03

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Solution

The fourth proportional to 452,800.29, 679,193.36 and 115,838.03 is: 173,755.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,800.29 : 679,193.36 = 115,838.03 : x
  2. Step 2: Convert to fraction form
    452,800.29/679,193.36 = 115,838.03/x
  3. Step 3: Cross multiply
    452,800.29x = 679,193.36 × 115,838.03
  4. Step 4: Simplify right side
    452,800.29x = 78,676,422,690.46
  5. Step 5: Solve for x
    x = 78,676,422,690.46/452,800.29
  6. Step 6: Final answer
    x = 173,755.24

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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.