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Finding the Fourth Proportional to 454,334.22, 680,627.88 and 254,047.14

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Solution

The fourth proportional to 454,334.22, 680,627.88 and 254,047.14 is: 380,582.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,334.22 : 680,627.88 = 254,047.14 : x
  2. Step 2: Convert to fraction form
    454,334.22/680,627.88 = 254,047.14/x
  3. Step 3: Cross multiply
    454,334.22x = 680,627.88 × 254,047.14
  4. Step 4: Simplify right side
    454,334.22x = 172,911,566,318.26
  5. Step 5: Solve for x
    x = 172,911,566,318.26/454,334.22
  6. Step 6: Final answer
    x = 380,582.31

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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.