Home / 454,720.27-681,892.74-155,225

Finding the Fourth Proportional to 454,720.27, 681,892.74 and 155,225

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Solution

The fourth proportional to 454,720.27, 681,892.74 and 155,225 is: 232,773.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,720.27 : 681,892.74 = 155,225 : x
  2. Step 2: Convert to fraction form
    454,720.27/681,892.74 = 155,225/x
  3. Step 3: Cross multiply
    454,720.27x = 681,892.74 × 155,225
  4. Step 4: Simplify right side
    454,720.27x = 105,846,800,566.50
  5. Step 5: Solve for x
    x = 105,846,800,566.50/454,720.27
  6. Step 6: Final answer
    x = 232,773.44

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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.