Home / 286,148.97-429,313.66-179,607.03

Finding the Fourth Proportional to 286,148.97, 429,313.66 and 179,607.03

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Solution

The fourth proportional to 286,148.97, 429,313.66 and 179,607.03 is: 269,467.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,148.97 : 429,313.66 = 179,607.03 : x
  2. Step 2: Convert to fraction form
    286,148.97/429,313.66 = 179,607.03/x
  3. Step 3: Cross multiply
    286,148.97x = 429,313.66 × 179,607.03
  4. Step 4: Simplify right side
    286,148.97x = 77,107,751,411.03
  5. Step 5: Solve for x
    x = 77,107,751,411.03/286,148.97
  6. Step 6: Final answer
    x = 269,467.16

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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.