Home / 722,164.29-1,083,158.96-367,432.89

Finding the Fourth Proportional to 722,164.29, 1,083,158.96 and 367,432.89

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Solution

The fourth proportional to 722,164.29, 1,083,158.96 and 367,432.89 is: 551,104.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,164.29 : 1,083,158.96 = 367,432.89 : x
  2. Step 2: Convert to fraction form
    722,164.29/1,083,158.96 = 367,432.89/x
  3. Step 3: Cross multiply
    722,164.29x = 1,083,158.96 × 367,432.89
  4. Step 4: Simplify right side
    722,164.29x = 397,988,225,165.03
  5. Step 5: Solve for x
    x = 397,988,225,165.03/722,164.29
  6. Step 6: Final answer
    x = 551,104.83

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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.