Home / 326,077.12-449,986.01-180,904.91

Finding the Fourth Proportional to 326,077.12, 449,986.01 and 180,904.91

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Solution

The fourth proportional to 326,077.12, 449,986.01 and 180,904.91 is: 249,648.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,077.12 : 449,986.01 = 180,904.91 : x
  2. Step 2: Convert to fraction form
    326,077.12/449,986.01 = 180,904.91/x
  3. Step 3: Cross multiply
    326,077.12x = 449,986.01 × 180,904.91
  4. Step 4: Simplify right side
    326,077.12x = 81,404,678,640.31
  5. Step 5: Solve for x
    x = 81,404,678,640.31/326,077.12
  6. Step 6: Final answer
    x = 249,648.55

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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.