Home / 482,643.36-723,984.48-229,793.76

Finding the Fourth Proportional to 482,643.36, 723,984.48 and 229,793.76

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Solution

The fourth proportional to 482,643.36, 723,984.48 and 229,793.76 is: 344,699.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,643.36 : 723,984.48 = 229,793.76 : x
  2. Step 2: Convert to fraction form
    482,643.36/723,984.48 = 229,793.76/x
  3. Step 3: Cross multiply
    482,643.36x = 723,984.48 × 229,793.76
  4. Step 4: Simplify right side
    482,643.36x = 166,367,115,840.85
  5. Step 5: Solve for x
    x = 166,367,115,840.85/482,643.36
  6. Step 6: Final answer
    x = 344,699.90

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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.