Home / 332,072.78-497,467.07-278,124.25

Finding the Fourth Proportional to 332,072.78, 497,467.07 and 278,124.25

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Solution

The fourth proportional to 332,072.78, 497,467.07 and 278,124.25 is: 416,648.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,072.78 : 497,467.07 = 278,124.25 : x
  2. Step 2: Convert to fraction form
    332,072.78/497,467.07 = 278,124.25/x
  3. Step 3: Cross multiply
    332,072.78x = 497,467.07 × 278,124.25
  4. Step 4: Simplify right side
    332,072.78x = 138,357,655,084.88
  5. Step 5: Solve for x
    x = 138,357,655,084.88/332,072.78
  6. Step 6: Final answer
    x = 416,648.59

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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.