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Finding the Fourth Proportional to 535,769.68, 803,635.02 and 216,059.44

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Solution

The fourth proportional to 535,769.68, 803,635.02 and 216,059.44 is: 324,081.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,769.68 : 803,635.02 = 216,059.44 : x
  2. Step 2: Convert to fraction form
    535,769.68/803,635.02 = 216,059.44/x
  3. Step 3: Cross multiply
    535,769.68x = 803,635.02 × 216,059.44
  4. Step 4: Simplify right side
    535,769.68x = 173,632,932,385.59
  5. Step 5: Solve for x
    x = 173,632,932,385.59/535,769.68
  6. Step 6: Final answer
    x = 324,081.30

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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.