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Finding the Fourth Proportional to 492,034.32, 737,589.24 and 448,209.36

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Solution

The fourth proportional to 492,034.32, 737,589.24 and 448,209.36 is: 671,892.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,034.32 : 737,589.24 = 448,209.36 : x
  2. Step 2: Convert to fraction form
    492,034.32/737,589.24 = 448,209.36/x
  3. Step 3: Cross multiply
    492,034.32x = 737,589.24 × 448,209.36
  4. Step 4: Simplify right side
    492,034.32x = 330,594,401,203.29
  5. Step 5: Solve for x
    x = 330,594,401,203.29/492,034.32
  6. Step 6: Final answer
    x = 671,892.97

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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.