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Finding the Fourth Proportional to 222,418.29, 333,645.66 and 64,646.59

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Solution

The fourth proportional to 222,418.29, 333,645.66 and 64,646.59 is: 96,975.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,418.29 : 333,645.66 = 64,646.59 : x
  2. Step 2: Convert to fraction form
    222,418.29/333,645.66 = 64,646.59/x
  3. Step 3: Cross multiply
    222,418.29x = 333,645.66 × 64,646.59
  4. Step 4: Simplify right side
    222,418.29x = 21,569,054,187.30
  5. Step 5: Solve for x
    x = 21,569,054,187.30/222,418.29
  6. Step 6: Final answer
    x = 96,975.18

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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.