Home / 493,519.16-681,058.65-267,164.66

Finding the Fourth Proportional to 493,519.16, 681,058.65 and 267,164.66

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Solution

The fourth proportional to 493,519.16, 681,058.65 and 267,164.66 is: 368,688.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,519.16 : 681,058.65 = 267,164.66 : x
  2. Step 2: Convert to fraction form
    493,519.16/681,058.65 = 267,164.66/x
  3. Step 3: Cross multiply
    493,519.16x = 681,058.65 × 267,164.66
  4. Step 4: Simplify right side
    493,519.16x = 181,954,802,667.31
  5. Step 5: Solve for x
    x = 181,954,802,667.31/493,519.16
  6. Step 6: Final answer
    x = 368,688.43

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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.