Home / 769,954.02-1,154,643.39-264,371.46

Finding the Fourth Proportional to 769,954.02, 1,154,643.39 and 264,371.46

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Solution

The fourth proportional to 769,954.02, 1,154,643.39 and 264,371.46 is: 396,458.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,954.02 : 1,154,643.39 = 264,371.46 : x
  2. Step 2: Convert to fraction form
    769,954.02/1,154,643.39 = 264,371.46/x
  3. Step 3: Cross multiply
    769,954.02x = 1,154,643.39 × 264,371.46
  4. Step 4: Simplify right side
    769,954.02x = 305,254,758,793.65
  5. Step 5: Solve for x
    x = 305,254,758,793.65/769,954.02
  6. Step 6: Final answer
    x = 396,458.43

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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.