Home / 264,974.20-397,631.40-146,730.40

Finding the Fourth Proportional to 264,974.20, 397,631.40 and 146,730.40

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Solution

The fourth proportional to 264,974.20, 397,631.40 and 146,730.40 is: 220,189.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,974.20 : 397,631.40 = 146,730.40 : x
  2. Step 2: Convert to fraction form
    264,974.20/397,631.40 = 146,730.40/x
  3. Step 3: Cross multiply
    264,974.20x = 397,631.40 × 146,730.40
  4. Step 4: Simplify right side
    264,974.20x = 58,344,614,374.56
  5. Step 5: Solve for x
    x = 58,344,614,374.56/264,974.20
  6. Step 6: Final answer
    x = 220,189.79

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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.