Home / 787,625.85-1,181,645.33-247,859.67

Finding the Fourth Proportional to 787,625.85, 1,181,645.33 and 247,859.67

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Solution

The fourth proportional to 787,625.85, 1,181,645.33 and 247,859.67 is: 371,854.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,625.85 : 1,181,645.33 = 247,859.67 : x
  2. Step 2: Convert to fraction form
    787,625.85/1,181,645.33 = 247,859.67/x
  3. Step 3: Cross multiply
    787,625.85x = 1,181,645.33 × 247,859.67
  4. Step 4: Simplify right side
    787,625.85x = 292,882,221,550.84
  5. Step 5: Solve for x
    x = 292,882,221,550.84/787,625.85
  6. Step 6: Final answer
    x = 371,854.51

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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.