Home / 1,115,375.60-1,673,115.24-367,428.08

Finding the Fourth Proportional to 1,115,375.60, 1,673,115.24 and 367,428.08

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Solution

The fourth proportional to 1,115,375.60, 1,673,115.24 and 367,428.08 is: 551,159.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,375.60 : 1,673,115.24 = 367,428.08 : x
  2. Step 2: Convert to fraction form
    1,115,375.60/1,673,115.24 = 367,428.08/x
  3. Step 3: Cross multiply
    1,115,375.60x = 1,673,115.24 × 367,428.08
  4. Step 4: Simplify right side
    1,115,375.60x = 614,749,520,251.94
  5. Step 5: Solve for x
    x = 614,749,520,251.94/1,115,375.60
  6. Step 6: Final answer
    x = 551,159.20

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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.