Home / 535,396.08-802,023.28-322,046.20

Finding the Fourth Proportional to 535,396.08, 802,023.28 and 322,046.20

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Solution

The fourth proportional to 535,396.08, 802,023.28 and 322,046.20 is: 482,425.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,396.08 : 802,023.28 = 322,046.20 : x
  2. Step 2: Convert to fraction form
    535,396.08/802,023.28 = 322,046.20/x
  3. Step 3: Cross multiply
    535,396.08x = 802,023.28 × 322,046.20
  4. Step 4: Simplify right side
    535,396.08x = 258,288,549,635.54
  5. Step 5: Solve for x
    x = 258,288,549,635.54/535,396.08
  6. Step 6: Final answer
    x = 482,425.18

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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.