Home / 318,825.90-439,974.39-175,599.27

Finding the Fourth Proportional to 318,825.90, 439,974.39 and 175,599.27

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Solution

The fourth proportional to 318,825.90, 439,974.39 and 175,599.27 is: 242,324.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,825.90 : 439,974.39 = 175,599.27 : x
  2. Step 2: Convert to fraction form
    318,825.90/439,974.39 = 175,599.27/x
  3. Step 3: Cross multiply
    318,825.90x = 439,974.39 × 175,599.27
  4. Step 4: Simplify right side
    318,825.90x = 77,259,181,702.70
  5. Step 5: Solve for x
    x = 77,259,181,702.70/318,825.90
  6. Step 6: Final answer
    x = 242,324.04

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1.5x scale

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.