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Finding the Fourth Proportional to 250,405.33, 375,604.64 and 60,865.18

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Solution

The fourth proportional to 250,405.33, 375,604.64 and 60,865.18 is: 91,296.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,405.33 : 375,604.64 = 60,865.18 : x
  2. Step 2: Convert to fraction form
    250,405.33/375,604.64 = 60,865.18/x
  3. Step 3: Cross multiply
    250,405.33x = 375,604.64 × 60,865.18
  4. Step 4: Simplify right side
    250,405.33x = 22,861,242,296.57
  5. Step 5: Solve for x
    x = 22,861,242,296.57/250,405.33
  6. Step 6: Final answer
    x = 91,296.95

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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.