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Finding the Fourth Proportional to 533,481.71, 800,221.64 and 249,076.94

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Solution

The fourth proportional to 533,481.71, 800,221.64 and 249,076.94 is: 373,614.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,481.71 : 800,221.64 = 249,076.94 : x
  2. Step 2: Convert to fraction form
    533,481.71/800,221.64 = 249,076.94/x
  3. Step 3: Cross multiply
    533,481.71x = 800,221.64 × 249,076.94
  4. Step 4: Simplify right side
    533,481.71x = 199,316,754,034.57
  5. Step 5: Solve for x
    x = 199,316,754,034.57/533,481.71
  6. Step 6: Final answer
    x = 373,614.98

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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.