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Finding the Fourth Proportional to 484,590.40, 726,885.60 and 295,633.60

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Solution

The fourth proportional to 484,590.40, 726,885.60 and 295,633.60 is: 443,450.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,590.40 : 726,885.60 = 295,633.60 : x
  2. Step 2: Convert to fraction form
    484,590.40/726,885.60 = 295,633.60/x
  3. Step 3: Cross multiply
    484,590.40x = 726,885.60 × 295,633.60
  4. Step 4: Simplify right side
    484,590.40x = 214,891,806,716.16
  5. Step 5: Solve for x
    x = 214,891,806,716.16/484,590.40
  6. Step 6: Final answer
    x = 443,450.40

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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.