Home / 765,470.32-1,148,264.16-233,036.80

Finding the Fourth Proportional to 765,470.32, 1,148,264.16 and 233,036.80

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Solution

The fourth proportional to 765,470.32, 1,148,264.16 and 233,036.80 is: 349,573.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,470.32 : 1,148,264.16 = 233,036.80 : x
  2. Step 2: Convert to fraction form
    765,470.32/1,148,264.16 = 233,036.80/x
  3. Step 3: Cross multiply
    765,470.32x = 1,148,264.16 × 233,036.80
  4. Step 4: Simplify right side
    765,470.32x = 267,587,805,401.09
  5. Step 5: Solve for x
    x = 267,587,805,401.09/765,470.32
  6. Step 6: Final answer
    x = 349,573.06

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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.