Home / 474,821.32-655,253.11-259,961.33

Finding the Fourth Proportional to 474,821.32, 655,253.11 and 259,961.33

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Solution

The fourth proportional to 474,821.32, 655,253.11 and 259,961.33 is: 358,746.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,821.32 : 655,253.11 = 259,961.33 : x
  2. Step 2: Convert to fraction form
    474,821.32/655,253.11 = 259,961.33/x
  3. Step 3: Cross multiply
    474,821.32x = 655,253.11 × 259,961.33
  4. Step 4: Simplify right side
    474,821.32x = 170,340,469,962.24
  5. Step 5: Solve for x
    x = 170,340,469,962.24/474,821.32
  6. Step 6: Final answer
    x = 358,746.46

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1.5x scale

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.