Home / 765,895.92-1,149,009.60-233,402.88

Finding the Fourth Proportional to 765,895.92, 1,149,009.60 and 233,402.88

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Solution

The fourth proportional to 765,895.92, 1,149,009.60 and 233,402.88 is: 350,154.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,895.92 : 1,149,009.60 = 233,402.88 : x
  2. Step 2: Convert to fraction form
    765,895.92/1,149,009.60 = 233,402.88/x
  3. Step 3: Cross multiply
    765,895.92x = 1,149,009.60 × 233,402.88
  4. Step 4: Simplify right side
    765,895.92x = 268,182,149,787.65
  5. Step 5: Solve for x
    x = 268,182,149,787.65/765,895.92
  6. Step 6: Final answer
    x = 350,154.82

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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.