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Finding the Fourth Proportional to 650,326.32, 897,395.36 and 374,611.23

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Solution

The fourth proportional to 650,326.32, 897,395.36 and 374,611.23 is: 516,931.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,326.32 : 897,395.36 = 374,611.23 : x
  2. Step 2: Convert to fraction form
    650,326.32/897,395.36 = 374,611.23/x
  3. Step 3: Cross multiply
    650,326.32x = 897,395.36 × 374,611.23
  4. Step 4: Simplify right side
    650,326.32x = 336,174,377,732.84
  5. Step 5: Solve for x
    x = 336,174,377,732.84/650,326.32
  6. Step 6: Final answer
    x = 516,931.83

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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.