Home / 761,414.24-1,050,751.65-421,882.49

Finding the Fourth Proportional to 761,414.24, 1,050,751.65 and 421,882.49

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Solution

The fourth proportional to 761,414.24, 1,050,751.65 and 421,882.49 is: 582,197.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,414.24 : 1,050,751.65 = 421,882.49 : x
  2. Step 2: Convert to fraction form
    761,414.24/1,050,751.65 = 421,882.49/x
  3. Step 3: Cross multiply
    761,414.24x = 1,050,751.65 × 421,882.49
  4. Step 4: Simplify right side
    761,414.24x = 443,293,722,473.61
  5. Step 5: Solve for x
    x = 443,293,722,473.61/761,414.24
  6. Step 6: Final answer
    x = 582,197.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.