Home / 535,721.20-803,581.84-417,481.04

Finding the Fourth Proportional to 535,721.20, 803,581.84 and 417,481.04

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Solution

The fourth proportional to 535,721.20, 803,581.84 and 417,481.04 is: 626,221.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,721.20 : 803,581.84 = 417,481.04 : x
  2. Step 2: Convert to fraction form
    535,721.20/803,581.84 = 417,481.04/x
  3. Step 3: Cross multiply
    535,721.20x = 803,581.84 × 417,481.04
  4. Step 4: Simplify right side
    535,721.20x = 335,480,182,288.31
  5. Step 5: Solve for x
    x = 335,480,182,288.31/535,721.20
  6. Step 6: Final answer
    x = 626,221.59

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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.