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Finding the Fourth Proportional to 302,038.88, 452,072.52 and 222,055.70

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Solution

The fourth proportional to 302,038.88, 452,072.52 and 222,055.70 is: 332,358.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,038.88 : 452,072.52 = 222,055.70 : x
  2. Step 2: Convert to fraction form
    302,038.88/452,072.52 = 222,055.70/x
  3. Step 3: Cross multiply
    302,038.88x = 452,072.52 × 222,055.70
  4. Step 4: Simplify right side
    302,038.88x = 100,385,277,619.00
  5. Step 5: Solve for x
    x = 100,385,277,619.00/302,038.88
  6. Step 6: Final answer
    x = 332,358.80

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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.