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Finding the Fourth Proportional to 343,874.24, 474,424.80 and 224,711.36

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Solution

The fourth proportional to 343,874.24, 474,424.80 and 224,711.36 is: 310,022.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,874.24 : 474,424.80 = 224,711.36 : x
  2. Step 2: Convert to fraction form
    343,874.24/474,424.80 = 224,711.36/x
  3. Step 3: Cross multiply
    343,874.24x = 474,424.80 × 224,711.36
  4. Step 4: Simplify right side
    343,874.24x = 106,608,642,025.73
  5. Step 5: Solve for x
    x = 106,608,642,025.73/343,874.24
  6. Step 6: Final answer
    x = 310,022.18

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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.