Home / 955,002.42-1,432,515.16-378,767.21

Finding the Fourth Proportional to 955,002.42, 1,432,515.16 and 378,767.21

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Solution

The fourth proportional to 955,002.42, 1,432,515.16 and 378,767.21 is: 568,155.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,002.42 : 1,432,515.16 = 378,767.21 : x
  2. Step 2: Convert to fraction form
    955,002.42/1,432,515.16 = 378,767.21/x
  3. Step 3: Cross multiply
    955,002.42x = 1,432,515.16 × 378,767.21
  4. Step 4: Simplify right side
    955,002.42x = 542,589,774,102.55
  5. Step 5: Solve for x
    x = 542,589,774,102.55/955,002.42
  6. Step 6: Final answer
    x = 568,155.39

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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.