Home / 316,939.43-474,216.93-222,354.11

Finding the Fourth Proportional to 316,939.43, 474,216.93 and 222,354.11

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Solution

The fourth proportional to 316,939.43, 474,216.93 and 222,354.11 is: 332,694.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,939.43 : 474,216.93 = 222,354.11 : x
  2. Step 2: Convert to fraction form
    316,939.43/474,216.93 = 222,354.11/x
  3. Step 3: Cross multiply
    316,939.43x = 474,216.93 × 222,354.11
  4. Step 4: Simplify right side
    316,939.43x = 105,444,084,602.63
  5. Step 5: Solve for x
    x = 105,444,084,602.63/316,939.43
  6. Step 6: Final answer
    x = 332,694.75

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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.