Home / 445,847.10-668,851.65-146,244.30

Finding the Fourth Proportional to 445,847.10, 668,851.65 and 146,244.30

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Solution

The fourth proportional to 445,847.10, 668,851.65 and 146,244.30 is: 219,393.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,847.10 : 668,851.65 = 146,244.30 : x
  2. Step 2: Convert to fraction form
    445,847.10/668,851.65 = 146,244.30/x
  3. Step 3: Cross multiply
    445,847.10x = 668,851.65 × 146,244.30
  4. Step 4: Simplify right side
    445,847.10x = 97,815,741,358.10
  5. Step 5: Solve for x
    x = 97,815,741,358.10/445,847.10
  6. Step 6: Final answer
    x = 219,393.02

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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.