Home / 454,247.09-681,685.21-180,665.24

Finding the Fourth Proportional to 454,247.09, 681,685.21 and 180,665.24

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Solution

The fourth proportional to 454,247.09, 681,685.21 and 180,665.24 is: 271,122.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,247.09 : 681,685.21 = 180,665.24 : x
  2. Step 2: Convert to fraction form
    454,247.09/681,685.21 = 180,665.24/x
  3. Step 3: Cross multiply
    454,247.09x = 681,685.21 × 180,665.24
  4. Step 4: Simplify right side
    454,247.09x = 123,156,822,069.10
  5. Step 5: Solve for x
    x = 123,156,822,069.10/454,247.09
  6. Step 6: Final answer
    x = 271,122.97

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1.5x scale

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.