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Finding the Fourth Proportional to 286,469.66, 395,468.38 and 179,074.29

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Solution

The fourth proportional to 286,469.66, 395,468.38 and 179,074.29 is: 247,210.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,469.66 : 395,468.38 = 179,074.29 : x
  2. Step 2: Convert to fraction form
    286,469.66/395,468.38 = 179,074.29/x
  3. Step 3: Cross multiply
    286,469.66x = 395,468.38 × 179,074.29
  4. Step 4: Simplify right side
    286,469.66x = 70,818,220,065.51
  5. Step 5: Solve for x
    x = 70,818,220,065.51/286,469.66
  6. Step 6: Final answer
    x = 247,210.19

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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.