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Finding the Fourth Proportional to 457,988.24, 632,099.43 and 254,104.76

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Solution

The fourth proportional to 457,988.24, 632,099.43 and 254,104.76 is: 350,706.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,988.24 : 632,099.43 = 254,104.76 : x
  2. Step 2: Convert to fraction form
    457,988.24/632,099.43 = 254,104.76/x
  3. Step 3: Cross multiply
    457,988.24x = 632,099.43 × 254,104.76
  4. Step 4: Simplify right side
    457,988.24x = 160,619,475,536.54
  5. Step 5: Solve for x
    x = 160,619,475,536.54/457,988.24
  6. Step 6: Final answer
    x = 350,706.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.