Home / 259,524.80-388,826.40-160,913.60

Finding the Fourth Proportional to 259,524.80, 388,826.40 and 160,913.60

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Solution

The fourth proportional to 259,524.80, 388,826.40 and 160,913.60 is: 241,084.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,524.80 : 388,826.40 = 160,913.60 : x
  2. Step 2: Convert to fraction form
    259,524.80/388,826.40 = 160,913.60/x
  3. Step 3: Cross multiply
    259,524.80x = 388,826.40 × 160,913.60
  4. Step 4: Simplify right side
    259,524.80x = 62,567,455,799.04
  5. Step 5: Solve for x
    x = 62,567,455,799.04/259,524.80
  6. Step 6: Final answer
    x = 241,084.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.