Home / 318,329.20-439,302.60-175,093

Finding the Fourth Proportional to 318,329.20, 439,302.60 and 175,093

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Solution

The fourth proportional to 318,329.20, 439,302.60 and 175,093 is: 241,632.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,329.20 : 439,302.60 = 175,093 : x
  2. Step 2: Convert to fraction form
    318,329.20/439,302.60 = 175,093/x
  3. Step 3: Cross multiply
    318,329.20x = 439,302.60 × 175,093
  4. Step 4: Simplify right side
    318,329.20x = 76,918,810,141.80
  5. Step 5: Solve for x
    x = 76,918,810,141.80/318,329.20
  6. Step 6: Final answer
    x = 241,632.91

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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.