Home / 296,460.78-444,372.21-128,060.34

Finding the Fourth Proportional to 296,460.78, 444,372.21 and 128,060.34

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Solution

The fourth proportional to 296,460.78, 444,372.21 and 128,060.34 is: 191,952.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,460.78 : 444,372.21 = 128,060.34 : x
  2. Step 2: Convert to fraction form
    296,460.78/444,372.21 = 128,060.34/x
  3. Step 3: Cross multiply
    296,460.78x = 444,372.21 × 128,060.34
  4. Step 4: Simplify right side
    296,460.78x = 56,906,456,299.15
  5. Step 5: Solve for x
    x = 56,906,456,299.15/296,460.78
  6. Step 6: Final answer
    x = 191,952.73

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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.