Home / 548,809.20-823,228.25-149,458.14

Finding the Fourth Proportional to 548,809.20, 823,228.25 and 149,458.14

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Solution

The fourth proportional to 548,809.20, 823,228.25 and 149,458.14 is: 224,191.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,809.20 : 823,228.25 = 149,458.14 : x
  2. Step 2: Convert to fraction form
    548,809.20/823,228.25 = 149,458.14/x
  3. Step 3: Cross multiply
    548,809.20x = 823,228.25 × 149,458.14
  4. Step 4: Simplify right side
    548,809.20x = 123,038,162,293.16
  5. Step 5: Solve for x
    x = 123,038,162,293.16/548,809.20
  6. Step 6: Final answer
    x = 224,191.14

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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.