Home / 970,794.20-1,456,847.34-339,713.48

Finding the Fourth Proportional to 970,794.20, 1,456,847.34 and 339,713.48

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Solution

The fourth proportional to 970,794.20, 1,456,847.34 and 339,713.48 is: 509,799.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,794.20 : 1,456,847.34 = 339,713.48 : x
  2. Step 2: Convert to fraction form
    970,794.20/1,456,847.34 = 339,713.48/x
  3. Step 3: Cross multiply
    970,794.20x = 1,456,847.34 × 339,713.48
  4. Step 4: Simplify right side
    970,794.20x = 494,910,679,700.14
  5. Step 5: Solve for x
    x = 494,910,679,700.14/970,794.20
  6. Step 6: Final answer
    x = 509,799.79

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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.