Home / 808,913.34-1,213,326.27-247,949.46

Finding the Fourth Proportional to 808,913.34, 1,213,326.27 and 247,949.46

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Solution

The fourth proportional to 808,913.34, 1,213,326.27 and 247,949.46 is: 371,910.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,913.34 : 1,213,326.27 = 247,949.46 : x
  2. Step 2: Convert to fraction form
    808,913.34/1,213,326.27 = 247,949.46/x
  3. Step 3: Cross multiply
    808,913.34x = 1,213,326.27 × 247,949.46
  4. Step 4: Simplify right side
    808,913.34x = 300,843,593,450.31
  5. Step 5: Solve for x
    x = 300,843,593,450.31/808,913.34
  6. Step 6: Final answer
    x = 371,910.78

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1.5x scale

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.