Home / 443,032.76-664,517.02-173,110.15

Finding the Fourth Proportional to 443,032.76, 664,517.02 and 173,110.15

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Solution

The fourth proportional to 443,032.76, 664,517.02 and 173,110.15 is: 259,652.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,032.76 : 664,517.02 = 173,110.15 : x
  2. Step 2: Convert to fraction form
    443,032.76/664,517.02 = 173,110.15/x
  3. Step 3: Cross multiply
    443,032.76x = 664,517.02 × 173,110.15
  4. Step 4: Simplify right side
    443,032.76x = 115,034,638,915.69
  5. Step 5: Solve for x
    x = 115,034,638,915.69/443,032.76
  6. Step 6: Final answer
    x = 259,652.67

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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.