Home / 352,843.20-530,314.62-165,985.92

Finding the Fourth Proportional to 352,843.20, 530,314.62 and 165,985.92

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Solution

The fourth proportional to 352,843.20, 530,314.62 and 165,985.92 is: 249,472.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,843.20 : 530,314.62 = 165,985.92 : x
  2. Step 2: Convert to fraction form
    352,843.20/530,314.62 = 165,985.92/x
  3. Step 3: Cross multiply
    352,843.20x = 530,314.62 × 165,985.92
  4. Step 4: Simplify right side
    352,843.20x = 88,024,760,090.15
  5. Step 5: Solve for x
    x = 88,024,760,090.15/352,843.20
  6. Step 6: Final answer
    x = 249,472.74

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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.