Home / 467,801.19-645,565.20-252,940.79

Finding the Fourth Proportional to 467,801.19, 645,565.20 and 252,940.79

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Solution

The fourth proportional to 467,801.19, 645,565.20 and 252,940.79 is: 349,058.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,801.19 : 645,565.20 = 252,940.79 : x
  2. Step 2: Convert to fraction form
    467,801.19/645,565.20 = 252,940.79/x
  3. Step 3: Cross multiply
    467,801.19x = 645,565.20 × 252,940.79
  4. Step 4: Simplify right side
    467,801.19x = 163,289,768,456.68
  5. Step 5: Solve for x
    x = 163,289,768,456.68/467,801.19
  6. Step 6: Final answer
    x = 349,058.04

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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.