Home / 847,469.20-1,270,587.46-397,958.44

Finding the Fourth Proportional to 847,469.20, 1,270,587.46 and 397,958.44

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Solution

The fourth proportional to 847,469.20, 1,270,587.46 and 397,958.44 is: 596,648.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,469.20 : 1,270,587.46 = 397,958.44 : x
  2. Step 2: Convert to fraction form
    847,469.20/1,270,587.46 = 397,958.44/x
  3. Step 3: Cross multiply
    847,469.20x = 1,270,587.46 × 397,958.44
  4. Step 4: Simplify right side
    847,469.20x = 505,641,003,465.16
  5. Step 5: Solve for x
    x = 505,641,003,465.16/847,469.20
  6. Step 6: Final answer
    x = 596,648.24

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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.