Home / 548,769.32-822,467.75-264,406.47

Finding the Fourth Proportional to 548,769.32, 822,467.75 and 264,406.47

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Solution

The fourth proportional to 548,769.32, 822,467.75 and 264,406.47 is: 396,279.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,769.32 : 822,467.75 = 264,406.47 : x
  2. Step 2: Convert to fraction form
    548,769.32/822,467.75 = 264,406.47/x
  3. Step 3: Cross multiply
    548,769.32x = 822,467.75 × 264,406.47
  4. Step 4: Simplify right side
    548,769.32x = 217,465,794,466.34
  5. Step 5: Solve for x
    x = 217,465,794,466.34/548,769.32
  6. Step 6: Final answer
    x = 396,279.07

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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.