Home / 439,310.75-658,980.63-151,119.50

Finding the Fourth Proportional to 439,310.75, 658,980.63 and 151,119.50

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Solution

The fourth proportional to 439,310.75, 658,980.63 and 151,119.50 is: 226,684.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,310.75 : 658,980.63 = 151,119.50 : x
  2. Step 2: Convert to fraction form
    439,310.75/658,980.63 = 151,119.50/x
  3. Step 3: Cross multiply
    439,310.75x = 658,980.63 × 151,119.50
  4. Step 4: Simplify right side
    439,310.75x = 99,584,820,020.38
  5. Step 5: Solve for x
    x = 99,584,820,020.38/439,310.75
  6. Step 6: Final answer
    x = 226,684.23

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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.