Home / 472,814.89-652,481.33-268,865.80

Finding the Fourth Proportional to 472,814.89, 652,481.33 and 268,865.80

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Solution

The fourth proportional to 472,814.89, 652,481.33 and 268,865.80 is: 371,032.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,814.89 : 652,481.33 = 268,865.80 : x
  2. Step 2: Convert to fraction form
    472,814.89/652,481.33 = 268,865.80/x
  3. Step 3: Cross multiply
    472,814.89x = 652,481.33 × 268,865.80
  4. Step 4: Simplify right side
    472,814.89x = 175,429,911,799.98
  5. Step 5: Solve for x
    x = 175,429,911,799.98/472,814.89
  6. Step 6: Final answer
    x = 371,032.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.