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Finding the Fourth Proportional to 302,062.11, 416,428.74 and 241,015.65

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Solution

The fourth proportional to 302,062.11, 416,428.74 and 241,015.65 is: 332,268.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,062.11 : 416,428.74 = 241,015.65 : x
  2. Step 2: Convert to fraction form
    302,062.11/416,428.74 = 241,015.65/x
  3. Step 3: Cross multiply
    302,062.11x = 416,428.74 × 241,015.65
  4. Step 4: Simplify right side
    302,062.11x = 100,365,843,449.78
  5. Step 5: Solve for x
    x = 100,365,843,449.78/302,062.11
  6. Step 6: Final answer
    x = 332,268.89

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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.