Home / 302,914.80-418,005.36-166,948.33

Finding the Fourth Proportional to 302,914.80, 418,005.36 and 166,948.33

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Solution

The fourth proportional to 302,914.80, 418,005.36 and 166,948.33 is: 230,379.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,914.80 : 418,005.36 = 166,948.33 : x
  2. Step 2: Convert to fraction form
    302,914.80/418,005.36 = 166,948.33/x
  3. Step 3: Cross multiply
    302,914.80x = 418,005.36 × 166,948.33
  4. Step 4: Simplify right side
    302,914.80x = 69,785,296,783.05
  5. Step 5: Solve for x
    x = 69,785,296,783.05/302,914.80
  6. Step 6: Final answer
    x = 230,379.29

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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.