Home / 484,780.32-727,209.36-169,230.24

Finding the Fourth Proportional to 484,780.32, 727,209.36 and 169,230.24

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Solution

The fourth proportional to 484,780.32, 727,209.36 and 169,230.24 is: 253,858.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,780.32 : 727,209.36 = 169,230.24 : x
  2. Step 2: Convert to fraction form
    484,780.32/727,209.36 = 169,230.24/x
  3. Step 3: Cross multiply
    484,780.32x = 727,209.36 × 169,230.24
  4. Step 4: Simplify right side
    484,780.32x = 123,065,814,523.05
  5. Step 5: Solve for x
    x = 123,065,814,523.05/484,780.32
  6. Step 6: Final answer
    x = 253,858.93

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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.