Home / 318,826.07-439,974.66-175,599.44

Finding the Fourth Proportional to 318,826.07, 439,974.66 and 175,599.44

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Solution

The fourth proportional to 318,826.07, 439,974.66 and 175,599.44 is: 242,324.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,826.07 : 439,974.66 = 175,599.44 : x
  2. Step 2: Convert to fraction form
    318,826.07/439,974.66 = 175,599.44/x
  3. Step 3: Cross multiply
    318,826.07x = 439,974.66 × 175,599.44
  4. Step 4: Simplify right side
    318,826.07x = 77,259,305,668.63
  5. Step 5: Solve for x
    x = 77,259,305,668.63/318,826.07
  6. Step 6: Final answer
    x = 242,324.30

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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.