Home / 474,837.62-655,249.95-259,936.11

Finding the Fourth Proportional to 474,837.62, 655,249.95 and 259,936.11

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Solution

The fourth proportional to 474,837.62, 655,249.95 and 259,936.11 is: 358,697.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,837.62 : 655,249.95 = 259,936.11 : x
  2. Step 2: Convert to fraction form
    474,837.62/655,249.95 = 259,936.11/x
  3. Step 3: Cross multiply
    474,837.62x = 655,249.95 × 259,936.11
  4. Step 4: Simplify right side
    474,837.62x = 170,323,123,080.70
  5. Step 5: Solve for x
    x = 170,323,123,080.70/474,837.62
  6. Step 6: Final answer
    x = 358,697.62

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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.