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Finding the Fourth Proportional to 650,380.26, 896,928.39 and 558,468.27

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Solution

The fourth proportional to 650,380.26, 896,928.39 and 558,468.27 is: 770,174.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,380.26 : 896,928.39 = 558,468.27 : x
  2. Step 2: Convert to fraction form
    650,380.26/896,928.39 = 558,468.27/x
  3. Step 3: Cross multiply
    650,380.26x = 896,928.39 × 558,468.27
  4. Step 4: Simplify right side
    650,380.26x = 500,906,046,277.19
  5. Step 5: Solve for x
    x = 500,906,046,277.19/650,380.26
  6. Step 6: Final answer
    x = 770,174.12

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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.