Home / 329,272.29-493,897.10-139,610.52

Finding the Fourth Proportional to 329,272.29, 493,897.10 and 139,610.52

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Solution

The fourth proportional to 329,272.29, 493,897.10 and 139,610.52 is: 209,410.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,272.29 : 493,897.10 = 139,610.52 : x
  2. Step 2: Convert to fraction form
    329,272.29/493,897.10 = 139,610.52/x
  3. Step 3: Cross multiply
    329,272.29x = 493,897.10 × 139,610.52
  4. Step 4: Simplify right side
    329,272.29x = 68,953,230,259.44
  5. Step 5: Solve for x
    x = 68,953,230,259.44/329,272.29
  6. Step 6: Final answer
    x = 209,410.97

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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.