Home / 493,643.08-681,227.94-267,288.04

Finding the Fourth Proportional to 493,643.08, 681,227.94 and 267,288.04

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Solution

The fourth proportional to 493,643.08, 681,227.94 and 267,288.04 is: 368,857.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,643.08 : 681,227.94 = 267,288.04 : x
  2. Step 2: Convert to fraction form
    493,643.08/681,227.94 = 267,288.04/x
  3. Step 3: Cross multiply
    493,643.08x = 681,227.94 × 267,288.04
  4. Step 4: Simplify right side
    493,643.08x = 182,084,080,875.84
  5. Step 5: Solve for x
    x = 182,084,080,875.84/493,643.08
  6. Step 6: Final answer
    x = 368,857.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.