Home / 421,967.25-582,292.44-230,943.69

Finding the Fourth Proportional to 421,967.25, 582,292.44 and 230,943.69

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Solution

The fourth proportional to 421,967.25, 582,292.44 and 230,943.69 is: 318,690.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    421,967.25 : 582,292.44 = 230,943.69 : x
  2. Step 2: Convert to fraction form
    421,967.25/582,292.44 = 230,943.69/x
  3. Step 3: Cross multiply
    421,967.25x = 582,292.44 × 230,943.69
  4. Step 4: Simplify right side
    421,967.25x = 134,476,764,752.70
  5. Step 5: Solve for x
    x = 134,476,764,752.70/421,967.25
  6. Step 6: Final answer
    x = 318,690.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.