Home / 355,799.69-491,025.35-204,945.29

Finding the Fourth Proportional to 355,799.69, 491,025.35 and 204,945.29

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Solution

The fourth proportional to 355,799.69, 491,025.35 and 204,945.29 is: 282,837.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,799.69 : 491,025.35 = 204,945.29 : x
  2. Step 2: Convert to fraction form
    355,799.69/491,025.35 = 204,945.29/x
  3. Step 3: Cross multiply
    355,799.69x = 491,025.35 × 204,945.29
  4. Step 4: Simplify right side
    355,799.69x = 100,633,332,753.10
  5. Step 5: Solve for x
    x = 100,633,332,753.10/355,799.69
  6. Step 6: Final answer
    x = 282,837.04

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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.