Home / 502,023.60-752,529.96-221,491.44

Finding the Fourth Proportional to 502,023.60, 752,529.96 and 221,491.44

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Solution

The fourth proportional to 502,023.60, 752,529.96 and 221,491.44 is: 332,014.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,023.60 : 752,529.96 = 221,491.44 : x
  2. Step 2: Convert to fraction form
    502,023.60/752,529.96 = 221,491.44/x
  3. Step 3: Cross multiply
    502,023.60x = 752,529.96 × 221,491.44
  4. Step 4: Simplify right side
    502,023.60x = 166,678,944,483.54
  5. Step 5: Solve for x
    x = 166,678,944,483.54/502,023.60
  6. Step 6: Final answer
    x = 332,014.16

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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.