Home / 443,047.85-664,539.53-173,125.43

Finding the Fourth Proportional to 443,047.85, 664,539.53 and 173,125.43

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Solution

The fourth proportional to 443,047.85, 664,539.53 and 173,125.43 is: 259,675.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,047.85 : 664,539.53 = 173,125.43 : x
  2. Step 2: Convert to fraction form
    443,047.85/664,539.53 = 173,125.43/x
  3. Step 3: Cross multiply
    443,047.85x = 664,539.53 × 173,125.43
  4. Step 4: Simplify right side
    443,047.85x = 115,048,692,316.06
  5. Step 5: Solve for x
    x = 115,048,692,316.06/443,047.85
  6. Step 6: Final answer
    x = 259,675.55

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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.