Home / 791,324.16-1,187,059.84-258,848.64

Finding the Fourth Proportional to 791,324.16, 1,187,059.84 and 258,848.64

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Solution

The fourth proportional to 791,324.16, 1,187,059.84 and 258,848.64 is: 388,297.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,324.16 : 1,187,059.84 = 258,848.64 : x
  2. Step 2: Convert to fraction form
    791,324.16/1,187,059.84 = 258,848.64/x
  3. Step 3: Cross multiply
    791,324.16x = 1,187,059.84 × 258,848.64
  4. Step 4: Simplify right side
    791,324.16x = 307,268,825,182.62
  5. Step 5: Solve for x
    x = 307,268,825,182.62/791,324.16
  6. Step 6: Final answer
    x = 388,297.04

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1.5x scale

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.