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Finding the Fourth Proportional to 322,692.35, 484,068.89 and 94,988.12

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Solution

The fourth proportional to 322,692.35, 484,068.89 and 94,988.12 is: 142,491.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,692.35 : 484,068.89 = 94,988.12 : x
  2. Step 2: Convert to fraction form
    322,692.35/484,068.89 = 94,988.12/x
  3. Step 3: Cross multiply
    322,692.35x = 484,068.89 × 94,988.12
  4. Step 4: Simplify right side
    322,692.35x = 45,980,794,724.92
  5. Step 5: Solve for x
    x = 45,980,794,724.92/322,692.35
  6. Step 6: Final answer
    x = 142,491.12

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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.