Home / 765,624.38-1,148,602.62-233,131.46

Finding the Fourth Proportional to 765,624.38, 1,148,602.62 and 233,131.46

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Solution

The fourth proportional to 765,624.38, 1,148,602.62 and 233,131.46 is: 349,747.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,624.38 : 1,148,602.62 = 233,131.46 : x
  2. Step 2: Convert to fraction form
    765,624.38/1,148,602.62 = 233,131.46/x
  3. Step 3: Cross multiply
    765,624.38x = 1,148,602.62 × 233,131.46
  4. Step 4: Simplify right side
    765,624.38x = 267,775,405,760.43
  5. Step 5: Solve for x
    x = 267,775,405,760.43/765,624.38
  6. Step 6: Final answer
    x = 349,747.75

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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.