Home / 264,832.20-397,248.30-260,166.60

Finding the Fourth Proportional to 264,832.20, 397,248.30 and 260,166.60

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Solution

The fourth proportional to 264,832.20, 397,248.30 and 260,166.60 is: 390,249.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,832.20 : 397,248.30 = 260,166.60 : x
  2. Step 2: Convert to fraction form
    264,832.20/397,248.30 = 260,166.60/x
  3. Step 3: Cross multiply
    264,832.20x = 397,248.30 × 260,166.60
  4. Step 4: Simplify right side
    264,832.20x = 103,350,739,566.78
  5. Step 5: Solve for x
    x = 103,350,739,566.78/264,832.20
  6. Step 6: Final answer
    x = 390,249.90

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1.5x scale

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.