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Finding the Fourth Proportional to 865,737.52, 1,194,694.86 and 483,767.44

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Solution

The fourth proportional to 865,737.52, 1,194,694.86 and 483,767.44 is: 667,586.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,737.52 : 1,194,694.86 = 483,767.44 : x
  2. Step 2: Convert to fraction form
    865,737.52/1,194,694.86 = 483,767.44/x
  3. Step 3: Cross multiply
    865,737.52x = 1,194,694.86 × 483,767.44
  4. Step 4: Simplify right side
    865,737.52x = 577,954,474,003.36
  5. Step 5: Solve for x
    x = 577,954,474,003.36/865,737.52
  6. Step 6: Final answer
    x = 667,586.26

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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.