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Finding the Fourth Proportional to 650,114.88, 897,079.92 and 374,562.87

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Solution

The fourth proportional to 650,114.88, 897,079.92 and 374,562.87 is: 516,851.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,114.88 : 897,079.92 = 374,562.87 : x
  2. Step 2: Convert to fraction form
    650,114.88/897,079.92 = 374,562.87/x
  3. Step 3: Cross multiply
    650,114.88x = 897,079.92 × 374,562.87
  4. Step 4: Simplify right side
    650,114.88x = 336,012,829,454.57
  5. Step 5: Solve for x
    x = 336,012,829,454.57/650,114.88
  6. Step 6: Final answer
    x = 516,851.47

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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.