Home / 286,837.30-395,797.08-159,488.38

Finding the Fourth Proportional to 286,837.30, 395,797.08 and 159,488.38

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Solution

The fourth proportional to 286,837.30, 395,797.08 and 159,488.38 is: 220,072.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,837.30 : 395,797.08 = 159,488.38 : x
  2. Step 2: Convert to fraction form
    286,837.30/395,797.08 = 159,488.38/x
  3. Step 3: Cross multiply
    286,837.30x = 395,797.08 × 159,488.38
  4. Step 4: Simplify right side
    286,837.30x = 63,125,035,097.93
  5. Step 5: Solve for x
    x = 63,125,035,097.93/286,837.30
  6. Step 6: Final answer
    x = 220,072.62

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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.