Home / 765,100.31-1,147,714.70-232,625.95

Finding the Fourth Proportional to 765,100.31, 1,147,714.70 and 232,625.95

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Solution

The fourth proportional to 765,100.31, 1,147,714.70 and 232,625.95 is: 348,958.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,100.31 : 1,147,714.70 = 232,625.95 : x
  2. Step 2: Convert to fraction form
    765,100.31/1,147,714.70 = 232,625.95/x
  3. Step 3: Cross multiply
    765,100.31x = 1,147,714.70 × 232,625.95
  4. Step 4: Simplify right side
    765,100.31x = 266,988,223,901.90
  5. Step 5: Solve for x
    x = 266,988,223,901.90/765,100.31
  6. Step 6: Final answer
    x = 348,958.46

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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.