Home / 454,371.80-681,616.62-154,772.24

Finding the Fourth Proportional to 454,371.80, 681,616.62 and 154,772.24

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Solution

The fourth proportional to 454,371.80, 681,616.62 and 154,772.24 is: 232,178.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,371.80 : 681,616.62 = 154,772.24 : x
  2. Step 2: Convert to fraction form
    454,371.80/681,616.62 = 154,772.24/x
  3. Step 3: Cross multiply
    454,371.80x = 681,616.62 × 154,772.24
  4. Step 4: Simplify right side
    454,371.80x = 105,495,327,690.55
  5. Step 5: Solve for x
    x = 105,495,327,690.55/454,371.80
  6. Step 6: Final answer
    x = 232,178.42

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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.