Home / 454,251.79-680,344.57-352,232.20

Finding the Fourth Proportional to 454,251.79, 680,344.57 and 352,232.20

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Solution

The fourth proportional to 454,251.79, 680,344.57 and 352,232.20 is: 527,547.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,251.79 : 680,344.57 = 352,232.20 : x
  2. Step 2: Convert to fraction form
    454,251.79/680,344.57 = 352,232.20/x
  3. Step 3: Cross multiply
    454,251.79x = 680,344.57 × 352,232.20
  4. Step 4: Simplify right side
    454,251.79x = 239,639,264,649.15
  5. Step 5: Solve for x
    x = 239,639,264,649.15/454,251.79
  6. Step 6: Final answer
    x = 527,547.21

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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.