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Finding the Fourth Proportional to 302,017.21, 452,040.04 and 222,034.01

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Solution

The fourth proportional to 302,017.21, 452,040.04 and 222,034.01 is: 332,326.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,017.21 : 452,040.04 = 222,034.01 : x
  2. Step 2: Convert to fraction form
    302,017.21/452,040.04 = 222,034.01/x
  3. Step 3: Cross multiply
    302,017.21x = 452,040.04 × 222,034.01
  4. Step 4: Simplify right side
    302,017.21x = 100,368,263,321.83
  5. Step 5: Solve for x
    x = 100,368,263,321.83/302,017.21
  6. Step 6: Final answer
    x = 332,326.31

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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.