Home / 352,239.60-528,433.92-115,562.46

Finding the Fourth Proportional to 352,239.60, 528,433.92 and 115,562.46

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Solution

The fourth proportional to 352,239.60, 528,433.92 and 115,562.46 is: 173,368.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,239.60 : 528,433.92 = 115,562.46 : x
  2. Step 2: Convert to fraction form
    352,239.60/528,433.92 = 115,562.46/x
  3. Step 3: Cross multiply
    352,239.60x = 528,433.92 × 115,562.46
  4. Step 4: Simplify right side
    352,239.60x = 61,067,123,742.64
  5. Step 5: Solve for x
    x = 61,067,123,742.64/352,239.60
  6. Step 6: Final answer
    x = 173,368.14

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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.