Home / 765,610.77-1,148,587.78-233,173.47

Finding the Fourth Proportional to 765,610.77, 1,148,587.78 and 233,173.47

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Solution

The fourth proportional to 765,610.77, 1,148,587.78 and 233,173.47 is: 349,812.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,610.77 : 1,148,587.78 = 233,173.47 : x
  2. Step 2: Convert to fraction form
    765,610.77/1,148,587.78 = 233,173.47/x
  3. Step 3: Cross multiply
    765,610.77x = 1,148,587.78 × 233,173.47
  4. Step 4: Simplify right side
    765,610.77x = 267,820,198,262.20
  5. Step 5: Solve for x
    x = 267,820,198,262.20/765,610.77
  6. Step 6: Final answer
    x = 349,812.47

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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.