Home / 768,695.27-1,152,271.07-262,910.51

Finding the Fourth Proportional to 768,695.27, 1,152,271.07 and 262,910.51

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Solution

The fourth proportional to 768,695.27, 1,152,271.07 and 262,910.51 is: 394,101.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,695.27 : 1,152,271.07 = 262,910.51 : x
  2. Step 2: Convert to fraction form
    768,695.27/1,152,271.07 = 262,910.51/x
  3. Step 3: Cross multiply
    768,695.27x = 1,152,271.07 × 262,910.51
  4. Step 4: Simplify right side
    768,695.27x = 302,944,172,902.97
  5. Step 5: Solve for x
    x = 302,944,172,902.97/768,695.27
  6. Step 6: Final answer
    x = 394,101.78

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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.