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Finding the Fourth Proportional to 536,974.72, 741,042.44 and 295,274.72

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Solution

The fourth proportional to 536,974.72, 741,042.44 and 295,274.72 is: 407,488.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,974.72 : 741,042.44 = 295,274.72 : x
  2. Step 2: Convert to fraction form
    536,974.72/741,042.44 = 295,274.72/x
  3. Step 3: Cross multiply
    536,974.72x = 741,042.44 × 295,274.72
  4. Step 4: Simplify right side
    536,974.72x = 218,811,098,979.12
  5. Step 5: Solve for x
    x = 218,811,098,979.12/536,974.72
  6. Step 6: Final answer
    x = 407,488.64

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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.