Home / 229,934.70-344,902.05-209,267.55

Finding the Fourth Proportional to 229,934.70, 344,902.05 and 209,267.55

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Solution

The fourth proportional to 229,934.70, 344,902.05 and 209,267.55 is: 313,901.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,934.70 : 344,902.05 = 209,267.55 : x
  2. Step 2: Convert to fraction form
    229,934.70/344,902.05 = 209,267.55/x
  3. Step 3: Cross multiply
    229,934.70x = 344,902.05 × 209,267.55
  4. Step 4: Simplify right side
    229,934.70x = 72,176,806,993.48
  5. Step 5: Solve for x
    x = 72,176,806,993.48/229,934.70
  6. Step 6: Final answer
    x = 313,901.33

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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.