Home / 732,648.91-1,099,348.64-348,832.12

Finding the Fourth Proportional to 732,648.91, 1,099,348.64 and 348,832.12

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Solution

The fourth proportional to 732,648.91, 1,099,348.64 and 348,832.12 is: 523,426.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,648.91 : 1,099,348.64 = 348,832.12 : x
  2. Step 2: Convert to fraction form
    732,648.91/1,099,348.64 = 348,832.12/x
  3. Step 3: Cross multiply
    732,648.91x = 1,099,348.64 × 348,832.12
  4. Step 4: Simplify right side
    732,648.91x = 383,488,109,469.41
  5. Step 5: Solve for x
    x = 383,488,109,469.41/732,648.91
  6. Step 6: Final answer
    x = 523,426.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.