Home / 474,747.87-655,127.49-259,847.18

Finding the Fourth Proportional to 474,747.87, 655,127.49 and 259,847.18

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Solution

The fourth proportional to 474,747.87, 655,127.49 and 259,847.18 is: 358,575.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,747.87 : 655,127.49 = 259,847.18 : x
  2. Step 2: Convert to fraction form
    474,747.87/655,127.49 = 259,847.18/x
  3. Step 3: Cross multiply
    474,747.87x = 655,127.49 × 259,847.18
  4. Step 4: Simplify right side
    474,747.87x = 170,233,027,541.34
  5. Step 5: Solve for x
    x = 170,233,027,541.34/474,747.87
  6. Step 6: Final answer
    x = 358,575.65

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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.