Home / 908,288.75-1,361,414.76-368,419.58

Finding the Fourth Proportional to 908,288.75, 1,361,414.76 and 368,419.58

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Solution

The fourth proportional to 908,288.75, 1,361,414.76 and 368,419.58 is: 552,216.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,288.75 : 1,361,414.76 = 368,419.58 : x
  2. Step 2: Convert to fraction form
    908,288.75/1,361,414.76 = 368,419.58/x
  3. Step 3: Cross multiply
    908,288.75x = 1,361,414.76 × 368,419.58
  4. Step 4: Simplify right side
    908,288.75x = 501,571,854,085.00
  5. Step 5: Solve for x
    x = 501,571,854,085.00/908,288.75
  6. Step 6: Final answer
    x = 552,216.30

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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.