Home / 436,610.22-654,915.33-156,110.46

Finding the Fourth Proportional to 436,610.22, 654,915.33 and 156,110.46

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Solution

The fourth proportional to 436,610.22, 654,915.33 and 156,110.46 is: 234,165.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,610.22 : 654,915.33 = 156,110.46 : x
  2. Step 2: Convert to fraction form
    436,610.22/654,915.33 = 156,110.46/x
  3. Step 3: Cross multiply
    436,610.22x = 654,915.33 × 156,110.46
  4. Step 4: Simplify right side
    436,610.22x = 102,239,133,427.35
  5. Step 5: Solve for x
    x = 102,239,133,427.35/436,610.22
  6. Step 6: Final answer
    x = 234,165.69

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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.