Home / 421,924.44-582,256.43-230,949.93

Finding the Fourth Proportional to 421,924.44, 582,256.43 and 230,949.93

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Solution

The fourth proportional to 421,924.44, 582,256.43 and 230,949.93 is: 318,711.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    421,924.44 : 582,256.43 = 230,949.93 : x
  2. Step 2: Convert to fraction form
    421,924.44/582,256.43 = 230,949.93/x
  3. Step 3: Cross multiply
    421,924.44x = 582,256.43 × 230,949.93
  4. Step 4: Simplify right side
    421,924.44x = 134,472,081,750.55
  5. Step 5: Solve for x
    x = 134,472,081,750.55/421,924.44
  6. Step 6: Final answer
    x = 318,711.29

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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.