Home / 286,860.24-395,801.80-165,998.48

Finding the Fourth Proportional to 286,860.24, 395,801.80 and 165,998.48

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Solution

The fourth proportional to 286,860.24, 395,801.80 and 165,998.48 is: 229,040.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,860.24 : 395,801.80 = 165,998.48 : x
  2. Step 2: Convert to fraction form
    286,860.24/395,801.80 = 165,998.48/x
  3. Step 3: Cross multiply
    286,860.24x = 395,801.80 × 165,998.48
  4. Step 4: Simplify right side
    286,860.24x = 65,702,497,181.26
  5. Step 5: Solve for x
    x = 65,702,497,181.26/286,860.24
  6. Step 6: Final answer
    x = 229,040.10

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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.