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Finding the Fourth Proportional to 447,099.13, 670,648.88 and 110,146.34

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Solution

The fourth proportional to 447,099.13, 670,648.88 and 110,146.34 is: 165,219.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,099.13 : 670,648.88 = 110,146.34 : x
  2. Step 2: Convert to fraction form
    447,099.13/670,648.88 = 110,146.34/x
  3. Step 3: Cross multiply
    447,099.13x = 670,648.88 × 110,146.34
  4. Step 4: Simplify right side
    447,099.13x = 73,869,519,622.89
  5. Step 5: Solve for x
    x = 73,869,519,622.89/447,099.13
  6. Step 6: Final answer
    x = 165,219.55

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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.