Home / 765,107.46-1,147,725.44-232,633.12

Finding the Fourth Proportional to 765,107.46, 1,147,725.44 and 232,633.12

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Solution

The fourth proportional to 765,107.46, 1,147,725.44 and 232,633.12 is: 348,969.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,107.46 : 1,147,725.44 = 232,633.12 : x
  2. Step 2: Convert to fraction form
    765,107.46/1,147,725.44 = 232,633.12/x
  3. Step 3: Cross multiply
    765,107.46x = 1,147,725.44 × 232,633.12
  4. Step 4: Simplify right side
    765,107.46x = 266,998,950,010.57
  5. Step 5: Solve for x
    x = 266,998,950,010.57/765,107.46
  6. Step 6: Final answer
    x = 348,969.22

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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.