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Finding the Fourth Proportional to 295,873.80, 443,810.70 and 146,137.20

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Solution

The fourth proportional to 295,873.80, 443,810.70 and 146,137.20 is: 219,205.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,873.80 : 443,810.70 = 146,137.20 : x
  2. Step 2: Convert to fraction form
    295,873.80/443,810.70 = 146,137.20/x
  3. Step 3: Cross multiply
    295,873.80x = 443,810.70 × 146,137.20
  4. Step 4: Simplify right side
    295,873.80x = 64,857,253,028.04
  5. Step 5: Solve for x
    x = 64,857,253,028.04/295,873.80
  6. Step 6: Final answer
    x = 219,205.80

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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.