Home / 245,291.05-338,504.70-148,493.62

Finding the Fourth Proportional to 245,291.05, 338,504.70 and 148,493.62

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Solution

The fourth proportional to 245,291.05, 338,504.70 and 148,493.62 is: 204,923.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,291.05 : 338,504.70 = 148,493.62 : x
  2. Step 2: Convert to fraction form
    245,291.05/338,504.70 = 148,493.62/x
  3. Step 3: Cross multiply
    245,291.05x = 338,504.70 × 148,493.62
  4. Step 4: Simplify right side
    245,291.05x = 50,265,788,290.01
  5. Step 5: Solve for x
    x = 50,265,788,290.01/245,291.05
  6. Step 6: Final answer
    x = 204,923.04

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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.