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Finding the Fourth Proportional to 296,397.01, 444,602.13 and 106,872.67

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Solution

The fourth proportional to 296,397.01, 444,602.13 and 106,872.67 is: 160,311.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,397.01 : 444,602.13 = 106,872.67 : x
  2. Step 2: Convert to fraction form
    296,397.01/444,602.13 = 106,872.67/x
  3. Step 3: Cross multiply
    296,397.01x = 444,602.13 × 106,872.67
  4. Step 4: Simplify right side
    296,397.01x = 47,515,816,720.79
  5. Step 5: Solve for x
    x = 47,515,816,720.79/296,397.01
  6. Step 6: Final answer
    x = 160,311.39

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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.