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Finding the Fourth Proportional to 460,014.93, 690,163.56 and 235,532.97

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Solution

The fourth proportional to 460,014.93, 690,163.56 and 235,532.97 is: 353,371.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,014.93 : 690,163.56 = 235,532.97 : x
  2. Step 2: Convert to fraction form
    460,014.93/690,163.56 = 235,532.97/x
  3. Step 3: Cross multiply
    460,014.93x = 690,163.56 × 235,532.97
  4. Step 4: Simplify right side
    460,014.93x = 162,556,273,072.57
  5. Step 5: Solve for x
    x = 162,556,273,072.57/460,014.93
  6. Step 6: Final answer
    x = 353,371.73

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1.5x scale

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.