Home / 1,074,945.76-1,612,651.91-326,972.32

Finding the Fourth Proportional to 1,074,945.76, 1,612,651.91 and 326,972.32

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Solution

The fourth proportional to 1,074,945.76, 1,612,651.91 and 326,972.32 is: 490,529.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,945.76 : 1,612,651.91 = 326,972.32 : x
  2. Step 2: Convert to fraction form
    1,074,945.76/1,612,651.91 = 326,972.32/x
  3. Step 3: Cross multiply
    1,074,945.76x = 1,612,651.91 × 326,972.32
  4. Step 4: Simplify right side
    1,074,945.76x = 527,292,536,365.13
  5. Step 5: Solve for x
    x = 527,292,536,365.13/1,074,945.76
  6. Step 6: Final answer
    x = 490,529.44

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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.