Home / 351,035.76-526,917.06-216,196.95

Finding the Fourth Proportional to 351,035.76, 526,917.06 and 216,196.95

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Solution

The fourth proportional to 351,035.76, 526,917.06 and 216,196.95 is: 324,519.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,035.76 : 526,917.06 = 216,196.95 : x
  2. Step 2: Convert to fraction form
    351,035.76/526,917.06 = 216,196.95/x
  3. Step 3: Cross multiply
    351,035.76x = 526,917.06 × 216,196.95
  4. Step 4: Simplify right side
    351,035.76x = 113,917,861,274.97
  5. Step 5: Solve for x
    x = 113,917,861,274.97/351,035.76
  6. Step 6: Final answer
    x = 324,519.25

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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.