Home / 843,333.02-1,264,998.54-274,713.20

Finding the Fourth Proportional to 843,333.02, 1,264,998.54 and 274,713.20

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Solution

The fourth proportional to 843,333.02, 1,264,998.54 and 274,713.20 is: 412,069.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,333.02 : 1,264,998.54 = 274,713.20 : x
  2. Step 2: Convert to fraction form
    843,333.02/1,264,998.54 = 274,713.20/x
  3. Step 3: Cross multiply
    843,333.02x = 1,264,998.54 × 274,713.20
  4. Step 4: Simplify right side
    843,333.02x = 347,511,794,864.72
  5. Step 5: Solve for x
    x = 347,511,794,864.72/843,333.02
  6. Step 6: Final answer
    x = 412,069.48

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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.