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Finding the Fourth Proportional to 549,258.54, 825,268.17 and 349,668.06

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Solution

The fourth proportional to 549,258.54, 825,268.17 and 349,668.06 is: 525,380.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,258.54 : 825,268.17 = 349,668.06 : x
  2. Step 2: Convert to fraction form
    549,258.54/825,268.17 = 349,668.06/x
  3. Step 3: Cross multiply
    549,258.54x = 825,268.17 × 349,668.06
  4. Step 4: Simplify right side
    549,258.54x = 288,569,919,983.65
  5. Step 5: Solve for x
    x = 288,569,919,983.65/549,258.54
  6. Step 6: Final answer
    x = 525,380.85

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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.