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Finding the Fourth Proportional to 454,300.60, 681,450.90 and 365,727.10

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Solution

The fourth proportional to 454,300.60, 681,450.90 and 365,727.10 is: 548,590.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,300.60 : 681,450.90 = 365,727.10 : x
  2. Step 2: Convert to fraction form
    454,300.60/681,450.90 = 365,727.10/x
  3. Step 3: Cross multiply
    454,300.60x = 681,450.90 × 365,727.10
  4. Step 4: Simplify right side
    454,300.60x = 249,225,061,449.39
  5. Step 5: Solve for x
    x = 249,225,061,449.39/454,300.60
  6. Step 6: Final answer
    x = 548,590.65

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Similar ratio
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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.