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Finding the Fourth Proportional to 457,982.40, 632,017.44 and 254,052.12

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Solution

The fourth proportional to 457,982.40, 632,017.44 and 254,052.12 is: 350,592.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,982.40 : 632,017.44 = 254,052.12 : x
  2. Step 2: Convert to fraction form
    457,982.40/632,017.44 = 254,052.12/x
  3. Step 3: Cross multiply
    457,982.40x = 632,017.44 × 254,052.12
  4. Step 4: Simplify right side
    457,982.40x = 160,565,370,508.97
  5. Step 5: Solve for x
    x = 160,565,370,508.97/457,982.40
  6. Step 6: Final answer
    x = 350,592.88

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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.