Home / 454,720.37-681,892.83-155,225.07

Finding the Fourth Proportional to 454,720.37, 681,892.83 and 155,225.07

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Solution

The fourth proportional to 454,720.37, 681,892.83 and 155,225.07 is: 232,773.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,720.37 : 681,892.83 = 155,225.07 : x
  2. Step 2: Convert to fraction form
    454,720.37/681,892.83 = 155,225.07/x
  3. Step 3: Cross multiply
    454,720.37x = 681,892.83 × 155,225.07
  4. Step 4: Simplify right side
    454,720.37x = 105,846,862,269.25
  5. Step 5: Solve for x
    x = 105,846,862,269.25/454,720.37
  6. Step 6: Final answer
    x = 232,773.53

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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.