Home / 454,719.34-681,891.34-155,224.08

Finding the Fourth Proportional to 454,719.34, 681,891.34 and 155,224.08

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Solution

The fourth proportional to 454,719.34, 681,891.34 and 155,224.08 is: 232,772.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,719.34 : 681,891.34 = 155,224.08 : x
  2. Step 2: Convert to fraction form
    454,719.34/681,891.34 = 155,224.08/x
  3. Step 3: Cross multiply
    454,719.34x = 681,891.34 × 155,224.08
  4. Step 4: Simplify right side
    454,719.34x = 105,845,955,911.47
  5. Step 5: Solve for x
    x = 105,845,955,911.47/454,719.34
  6. Step 6: Final answer
    x = 232,772.06

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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.