Home / 302,600.20-417,198.04-247,949.18

Finding the Fourth Proportional to 302,600.20, 417,198.04 and 247,949.18

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Solution

The fourth proportional to 302,600.20, 417,198.04 and 247,949.18 is: 341,850.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,600.20 : 417,198.04 = 247,949.18 : x
  2. Step 2: Convert to fraction form
    302,600.20/417,198.04 = 247,949.18/x
  3. Step 3: Cross multiply
    302,600.20x = 417,198.04 × 247,949.18
  4. Step 4: Simplify right side
    302,600.20x = 103,443,911,915.61
  5. Step 5: Solve for x
    x = 103,443,911,915.61/302,600.20
  6. Step 6: Final answer
    x = 341,850.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.