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Finding the Fourth Proportional to 341,339.52, 471,047.76 and 198,183.36

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Solution

The fourth proportional to 341,339.52, 471,047.76 and 198,183.36 is: 273,492.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,339.52 : 471,047.76 = 198,183.36 : x
  2. Step 2: Convert to fraction form
    341,339.52/471,047.76 = 198,183.36/x
  3. Step 3: Cross multiply
    341,339.52x = 471,047.76 × 198,183.36
  4. Step 4: Simplify right side
    341,339.52x = 93,353,827,797.27
  5. Step 5: Solve for x
    x = 93,353,827,797.27/341,339.52
  6. Step 6: Final answer
    x = 273,492.59

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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.