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Finding the Fourth Proportional to 650,087.39, 897,126.29 and 363,634.13

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Solution

The fourth proportional to 650,087.39, 897,126.29 and 363,634.13 is: 501,818.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,087.39 : 897,126.29 = 363,634.13 : x
  2. Step 2: Convert to fraction form
    650,087.39/897,126.29 = 363,634.13/x
  3. Step 3: Cross multiply
    650,087.39x = 897,126.29 × 363,634.13
  4. Step 4: Simplify right side
    650,087.39x = 326,225,731,660.48
  5. Step 5: Solve for x
    x = 326,225,731,660.48/650,087.39
  6. Step 6: Final answer
    x = 501,818.28

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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.