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Finding the Fourth Proportional to 604,764.20, 907,046.87 and 225,585.79

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Solution

The fourth proportional to 604,764.20, 907,046.87 and 225,585.79 is: 338,341.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,764.20 : 907,046.87 = 225,585.79 : x
  2. Step 2: Convert to fraction form
    604,764.20/907,046.87 = 225,585.79/x
  3. Step 3: Cross multiply
    604,764.20x = 907,046.87 × 225,585.79
  4. Step 4: Simplify right side
    604,764.20x = 204,616,884,735.98
  5. Step 5: Solve for x
    x = 204,616,884,735.98/604,764.20
  6. Step 6: Final answer
    x = 338,341.60

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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.