Home / 352,786.08-486,848.25-191,642.43

Finding the Fourth Proportional to 352,786.08, 486,848.25 and 191,642.43

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Solution

The fourth proportional to 352,786.08, 486,848.25 and 191,642.43 is: 264,468.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,786.08 : 486,848.25 = 191,642.43 : x
  2. Step 2: Convert to fraction form
    352,786.08/486,848.25 = 191,642.43/x
  3. Step 3: Cross multiply
    352,786.08x = 486,848.25 × 191,642.43
  4. Step 4: Simplify right side
    352,786.08x = 93,300,781,671.25
  5. Step 5: Solve for x
    x = 93,300,781,671.25/352,786.08
  6. Step 6: Final answer
    x = 264,468.43

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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.