Home / 648,959.94-972,372.39-222,260.46

Finding the Fourth Proportional to 648,959.94, 972,372.39 and 222,260.46

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Solution

The fourth proportional to 648,959.94, 972,372.39 and 222,260.46 is: 333,025.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,959.94 : 972,372.39 = 222,260.46 : x
  2. Step 2: Convert to fraction form
    648,959.94/972,372.39 = 222,260.46/x
  3. Step 3: Cross multiply
    648,959.94x = 972,372.39 × 222,260.46
  4. Step 4: Simplify right side
    648,959.94x = 216,119,934,692.70
  5. Step 5: Solve for x
    x = 216,119,934,692.70/648,959.94
  6. Step 6: Final answer
    x = 333,025.08

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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.