Home / 340,811.82-470,340.84-187,849.80

Finding the Fourth Proportional to 340,811.82, 470,340.84 and 187,849.80

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Solution

The fourth proportional to 340,811.82, 470,340.84 and 187,849.80 is: 259,244.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,811.82 : 470,340.84 = 187,849.80 : x
  2. Step 2: Convert to fraction form
    340,811.82/470,340.84 = 187,849.80/x
  3. Step 3: Cross multiply
    340,811.82x = 470,340.84 × 187,849.80
  4. Step 4: Simplify right side
    340,811.82x = 88,353,432,725.83
  5. Step 5: Solve for x
    x = 88,353,432,725.83/340,811.82
  6. Step 6: Final answer
    x = 259,244.04

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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.