Home / 765,108.19-1,147,726.53-232,633.83

Finding the Fourth Proportional to 765,108.19, 1,147,726.53 and 232,633.83

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Solution

The fourth proportional to 765,108.19, 1,147,726.53 and 232,633.83 is: 348,970.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,108.19 : 1,147,726.53 = 232,633.83 : x
  2. Step 2: Convert to fraction form
    765,108.19/1,147,726.53 = 232,633.83/x
  3. Step 3: Cross multiply
    765,108.19x = 1,147,726.53 × 232,633.83
  4. Step 4: Simplify right side
    765,108.19x = 267,000,022,770.48
  5. Step 5: Solve for x
    x = 267,000,022,770.48/765,108.19
  6. Step 6: Final answer
    x = 348,970.28

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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.