Home / 286,335.08-429,096.41-210,863.33

Finding the Fourth Proportional to 286,335.08, 429,096.41 and 210,863.33

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Solution

The fourth proportional to 286,335.08, 429,096.41 and 210,863.33 is: 315,995.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,335.08 : 429,096.41 = 210,863.33 : x
  2. Step 2: Convert to fraction form
    286,335.08/429,096.41 = 210,863.33/x
  3. Step 3: Cross multiply
    286,335.08x = 429,096.41 × 210,863.33
  4. Step 4: Simplify right side
    286,335.08x = 90,480,694,703.85
  5. Step 5: Solve for x
    x = 90,480,694,703.85/286,335.08
  6. Step 6: Final answer
    x = 315,995.85

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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.