Home / 482,182.48-723,322.32-127,221.04

Finding the Fourth Proportional to 482,182.48, 723,322.32 and 127,221.04

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Solution

The fourth proportional to 482,182.48, 723,322.32 and 127,221.04 is: 190,844.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,182.48 : 723,322.32 = 127,221.04 : x
  2. Step 2: Convert to fraction form
    482,182.48/723,322.32 = 127,221.04/x
  3. Step 3: Cross multiply
    482,182.48x = 723,322.32 × 127,221.04
  4. Step 4: Simplify right side
    482,182.48x = 92,021,817,805.61
  5. Step 5: Solve for x
    x = 92,021,817,805.61/482,182.48
  6. Step 6: Final answer
    x = 190,844.38

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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.