Home / 563,100.28-844,732.77-163,689.15

Finding the Fourth Proportional to 563,100.28, 844,732.77 and 163,689.15

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Solution

The fourth proportional to 563,100.28, 844,732.77 and 163,689.15 is: 245,557.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,100.28 : 844,732.77 = 163,689.15 : x
  2. Step 2: Convert to fraction form
    563,100.28/844,732.77 = 163,689.15/x
  3. Step 3: Cross multiply
    563,100.28x = 844,732.77 × 163,689.15
  4. Step 4: Simplify right side
    563,100.28x = 138,273,589,098.45
  5. Step 5: Solve for x
    x = 138,273,589,098.45/563,100.28
  6. Step 6: Final answer
    x = 245,557.66

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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.