Home / 302,914.67-418,020.51-166,948.73

Finding the Fourth Proportional to 302,914.67, 418,020.51 and 166,948.73

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Solution

The fourth proportional to 302,914.67, 418,020.51 and 166,948.73 is: 230,388.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,914.67 : 418,020.51 = 166,948.73 : x
  2. Step 2: Convert to fraction form
    302,914.67/418,020.51 = 166,948.73/x
  3. Step 3: Cross multiply
    302,914.67x = 418,020.51 × 166,948.73
  4. Step 4: Simplify right side
    302,914.67x = 69,787,991,168.35
  5. Step 5: Solve for x
    x = 69,787,991,168.35/302,914.67
  6. Step 6: Final answer
    x = 230,388.29

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1.5x scale

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.