Home / 1,110,357.52-1,665,530.68-268,909.28

Finding the Fourth Proportional to 1,110,357.52, 1,665,530.68 and 268,909.28

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Solution

The fourth proportional to 1,110,357.52, 1,665,530.68 and 268,909.28 is: 403,362.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,357.52 : 1,665,530.68 = 268,909.28 : x
  2. Step 2: Convert to fraction form
    1,110,357.52/1,665,530.68 = 268,909.28/x
  3. Step 3: Cross multiply
    1,110,357.52x = 1,665,530.68 × 268,909.28
  4. Step 4: Simplify right side
    1,110,357.52x = 447,876,655,976.71
  5. Step 5: Solve for x
    x = 447,876,655,976.71/1,110,357.52
  6. Step 6: Final answer
    x = 403,362.56

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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.