Home / 766,782.73-1,150,686.02-268,146.73

Finding the Fourth Proportional to 766,782.73, 1,150,686.02 and 268,146.73

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Solution

The fourth proportional to 766,782.73, 1,150,686.02 and 268,146.73 is: 402,399.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,782.73 : 1,150,686.02 = 268,146.73 : x
  2. Step 2: Convert to fraction form
    766,782.73/1,150,686.02 = 268,146.73/x
  3. Step 3: Cross multiply
    766,782.73x = 1,150,686.02 × 268,146.73
  4. Step 4: Simplify right side
    766,782.73x = 308,552,693,519.72
  5. Step 5: Solve for x
    x = 308,552,693,519.72/766,782.73
  6. Step 6: Final answer
    x = 402,399.12

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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.