Home / 732,286.22-1,010,468.57-422,185.32

Finding the Fourth Proportional to 732,286.22, 1,010,468.57 and 422,185.32

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Solution

The fourth proportional to 732,286.22, 1,010,468.57 and 422,185.32 is: 582,565.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,286.22 : 1,010,468.57 = 422,185.32 : x
  2. Step 2: Convert to fraction form
    732,286.22/1,010,468.57 = 422,185.32/x
  3. Step 3: Cross multiply
    732,286.22x = 1,010,468.57 × 422,185.32
  4. Step 4: Simplify right side
    732,286.22x = 426,604,996,575.39
  5. Step 5: Solve for x
    x = 426,604,996,575.39/732,286.22
  6. Step 6: Final answer
    x = 582,565.92

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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.