Home / 843,260.70-1,264,979.63-274,686.10

Finding the Fourth Proportional to 843,260.70, 1,264,979.63 and 274,686.10

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Solution

The fourth proportional to 843,260.70, 1,264,979.63 and 274,686.10 is: 412,058.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,260.70 : 1,264,979.63 = 274,686.10 : x
  2. Step 2: Convert to fraction form
    843,260.70/1,264,979.63 = 274,686.10/x
  3. Step 3: Cross multiply
    843,260.70x = 1,264,979.63 × 274,686.10
  4. Step 4: Simplify right side
    843,260.70x = 347,472,321,144.14
  5. Step 5: Solve for x
    x = 347,472,321,144.14/843,260.70
  6. Step 6: Final answer
    x = 412,058.00

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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.