Home / 767,799.12-1,151,902.80-262,359.12

Finding the Fourth Proportional to 767,799.12, 1,151,902.80 and 262,359.12

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Solution

The fourth proportional to 767,799.12, 1,151,902.80 and 262,359.12 is: 393,608.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,799.12 : 1,151,902.80 = 262,359.12 : x
  2. Step 2: Convert to fraction form
    767,799.12/1,151,902.80 = 262,359.12/x
  3. Step 3: Cross multiply
    767,799.12x = 1,151,902.80 × 262,359.12
  4. Step 4: Simplify right side
    767,799.12x = 302,212,204,933.54
  5. Step 5: Solve for x
    x = 302,212,204,933.54/767,799.12
  6. Step 6: Final answer
    x = 393,608.43

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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.