Home / 769,955.02-1,154,644.89-264,372.46

Finding the Fourth Proportional to 769,955.02, 1,154,644.89 and 264,372.46

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Solution

The fourth proportional to 769,955.02, 1,154,644.89 and 264,372.46 is: 396,459.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,955.02 : 1,154,644.89 = 264,372.46 : x
  2. Step 2: Convert to fraction form
    769,955.02/1,154,644.89 = 264,372.46/x
  3. Step 3: Cross multiply
    769,955.02x = 1,154,644.89 × 264,372.46
  4. Step 4: Simplify right side
    769,955.02x = 305,256,309,995.73
  5. Step 5: Solve for x
    x = 305,256,309,995.73/769,955.02
  6. Step 6: Final answer
    x = 396,459.93

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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.