Home / 454,664.16-681,996.15-155,144.73

Finding the Fourth Proportional to 454,664.16, 681,996.15 and 155,144.73

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Solution

The fourth proportional to 454,664.16, 681,996.15 and 155,144.73 is: 232,717.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,664.16 : 681,996.15 = 155,144.73 : x
  2. Step 2: Convert to fraction form
    454,664.16/681,996.15 = 155,144.73/x
  3. Step 3: Cross multiply
    454,664.16x = 681,996.15 × 155,144.73
  4. Step 4: Simplify right side
    454,664.16x = 105,808,108,552.79
  5. Step 5: Solve for x
    x = 105,808,108,552.79/454,664.16
  6. Step 6: Final answer
    x = 232,717.06

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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.