Home / 765,732.30-1,148,641.65-233,270.70

Finding the Fourth Proportional to 765,732.30, 1,148,641.65 and 233,270.70

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Solution

The fourth proportional to 765,732.30, 1,148,641.65 and 233,270.70 is: 349,919.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,732.30 : 1,148,641.65 = 233,270.70 : x
  2. Step 2: Convert to fraction form
    765,732.30/1,148,641.65 = 233,270.70/x
  3. Step 3: Cross multiply
    765,732.30x = 1,148,641.65 × 233,270.70
  4. Step 4: Simplify right side
    765,732.30x = 267,944,441,744.66
  5. Step 5: Solve for x
    x = 267,944,441,744.66/765,732.30
  6. Step 6: Final answer
    x = 349,919.21

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1.5x scale

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.