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Finding the Fourth Proportional to 264,953.10, 396,846.45 and 185,637.90

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Solution

The fourth proportional to 264,953.10, 396,846.45 and 185,637.90 is: 278,048.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,953.10 : 396,846.45 = 185,637.90 : x
  2. Step 2: Convert to fraction form
    264,953.10/396,846.45 = 185,637.90/x
  3. Step 3: Cross multiply
    264,953.10x = 396,846.45 × 185,637.90
  4. Step 4: Simplify right side
    264,953.10x = 73,669,741,600.46
  5. Step 5: Solve for x
    x = 73,669,741,600.46/264,953.10
  6. Step 6: Final answer
    x = 278,048.23

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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.