Home / 259,616.24-353,464.40-258,816.56

Finding the Fourth Proportional to 259,616.24, 353,464.40 and 258,816.56

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Solution

The fourth proportional to 259,616.24, 353,464.40 and 258,816.56 is: 352,375.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,616.24 : 353,464.40 = 258,816.56 : x
  2. Step 2: Convert to fraction form
    259,616.24/353,464.40 = 258,816.56/x
  3. Step 3: Cross multiply
    259,616.24x = 353,464.40 × 258,816.56
  4. Step 4: Simplify right side
    259,616.24x = 91,482,440,090.46
  5. Step 5: Solve for x
    x = 91,482,440,090.46/259,616.24
  6. Step 6: Final answer
    x = 352,375.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.