Home / 474,799.60-655,231.26-259,936.12

Finding the Fourth Proportional to 474,799.60, 655,231.26 and 259,936.12

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Solution

The fourth proportional to 474,799.60, 655,231.26 and 259,936.12 is: 358,716.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,799.60 : 655,231.26 = 259,936.12 : x
  2. Step 2: Convert to fraction form
    474,799.60/655,231.26 = 259,936.12/x
  3. Step 3: Cross multiply
    474,799.60x = 655,231.26 × 259,936.12
  4. Step 4: Simplify right side
    474,799.60x = 170,318,271,427.11
  5. Step 5: Solve for x
    x = 170,318,271,427.11/474,799.60
  6. Step 6: Final answer
    x = 358,716.12

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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.