Home / 491,023.20-736,621.20-175,663.20

Finding the Fourth Proportional to 491,023.20, 736,621.20 and 175,663.20

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Solution

The fourth proportional to 491,023.20, 736,621.20 and 175,663.20 is: 263,525.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,023.20 : 736,621.20 = 175,663.20 : x
  2. Step 2: Convert to fraction form
    491,023.20/736,621.20 = 175,663.20/x
  3. Step 3: Cross multiply
    491,023.20x = 736,621.20 × 175,663.20
  4. Step 4: Simplify right side
    491,023.20x = 129,397,237,179.84
  5. Step 5: Solve for x
    x = 129,397,237,179.84/491,023.20
  6. Step 6: Final answer
    x = 263,525.71

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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.