Home / 379,227.48-522,614.42-271,610.68

Finding the Fourth Proportional to 379,227.48, 522,614.42 and 271,610.68

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Solution

The fourth proportional to 379,227.48, 522,614.42 and 271,610.68 is: 374,307.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,227.48 : 522,614.42 = 271,610.68 : x
  2. Step 2: Convert to fraction form
    379,227.48/522,614.42 = 271,610.68/x
  3. Step 3: Cross multiply
    379,227.48x = 522,614.42 × 271,610.68
  4. Step 4: Simplify right side
    379,227.48x = 141,947,657,994.01
  5. Step 5: Solve for x
    x = 141,947,657,994.01/379,227.48
  6. Step 6: Final answer
    x = 374,307.42

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1.5x scale

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.