Home / 808,217.45-1,212,282.22-247,251.95

Finding the Fourth Proportional to 808,217.45, 1,212,282.22 and 247,251.95

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Solution

The fourth proportional to 808,217.45, 1,212,282.22 and 247,251.95 is: 370,864.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,217.45 : 1,212,282.22 = 247,251.95 : x
  2. Step 2: Convert to fraction form
    808,217.45/1,212,282.22 = 247,251.95/x
  3. Step 3: Cross multiply
    808,217.45x = 1,212,282.22 × 247,251.95
  4. Step 4: Simplify right side
    808,217.45x = 299,739,142,845.33
  5. Step 5: Solve for x
    x = 299,739,142,845.33/808,217.45
  6. Step 6: Final answer
    x = 370,864.48

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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.