Home / 499,148.03-748,799.46-210,960.88

Finding the Fourth Proportional to 499,148.03, 748,799.46 and 210,960.88

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Solution

The fourth proportional to 499,148.03, 748,799.46 and 210,960.88 is: 316,474.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,148.03 : 748,799.46 = 210,960.88 : x
  2. Step 2: Convert to fraction form
    499,148.03/748,799.46 = 210,960.88/x
  3. Step 3: Cross multiply
    499,148.03x = 748,799.46 × 210,960.88
  4. Step 4: Simplify right side
    499,148.03x = 157,967,395,896.21
  5. Step 5: Solve for x
    x = 157,967,395,896.21/499,148.03
  6. Step 6: Final answer
    x = 316,474.04

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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.