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Finding the Fourth Proportional to 222,703.80, 333,618.30 and 206,957.40

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Solution

The fourth proportional to 222,703.80, 333,618.30 and 206,957.40 is: 310,029.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,703.80 : 333,618.30 = 206,957.40 : x
  2. Step 2: Convert to fraction form
    222,703.80/333,618.30 = 206,957.40/x
  3. Step 3: Cross multiply
    222,703.80x = 333,618.30 × 206,957.40
  4. Step 4: Simplify right side
    222,703.80x = 69,044,775,960.42
  5. Step 5: Solve for x
    x = 69,044,775,960.42/222,703.80
  6. Step 6: Final answer
    x = 310,029.63

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1.5x scale

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.