Home / 310,610.10-466,352.55-192,512.10

Finding the Fourth Proportional to 310,610.10, 466,352.55 and 192,512.10

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Solution

The fourth proportional to 310,610.10, 466,352.55 and 192,512.10 is: 289,039.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,610.10 : 466,352.55 = 192,512.10 : x
  2. Step 2: Convert to fraction form
    310,610.10/466,352.55 = 192,512.10/x
  3. Step 3: Cross multiply
    310,610.10x = 466,352.55 × 192,512.10
  4. Step 4: Simplify right side
    310,610.10x = 89,778,508,740.86
  5. Step 5: Solve for x
    x = 89,778,508,740.86/310,610.10
  6. Step 6: Final answer
    x = 289,039.24

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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.