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Finding the Fourth Proportional to 296,405.66, 444,679.22 and 96,726.42

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Solution

The fourth proportional to 296,405.66, 444,679.22 and 96,726.42 is: 145,112.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,405.66 : 444,679.22 = 96,726.42 : x
  2. Step 2: Convert to fraction form
    296,405.66/444,679.22 = 96,726.42/x
  3. Step 3: Cross multiply
    296,405.66x = 444,679.22 × 96,726.42
  4. Step 4: Simplify right side
    296,405.66x = 43,012,226,775.60
  5. Step 5: Solve for x
    x = 43,012,226,775.60/296,405.66
  6. Step 6: Final answer
    x = 145,112.70

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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.