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Finding the Fourth Proportional to 223,262.70, 333,448.94 and 202,160.58

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Solution

The fourth proportional to 223,262.70, 333,448.94 and 202,160.58 is: 301,932.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,262.70 : 333,448.94 = 202,160.58 : x
  2. Step 2: Convert to fraction form
    223,262.70/333,448.94 = 202,160.58/x
  3. Step 3: Cross multiply
    223,262.70x = 333,448.94 × 202,160.58
  4. Step 4: Simplify right side
    223,262.70x = 67,410,231,110.79
  5. Step 5: Solve for x
    x = 67,410,231,110.79/223,262.70
  6. Step 6: Final answer
    x = 301,932.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.