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Finding the Fourth Proportional to 222,417.29, 333,644.16 and 64,645.59

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Solution

The fourth proportional to 222,417.29, 333,644.16 and 64,645.59 is: 96,973.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,417.29 : 333,644.16 = 64,645.59 : x
  2. Step 2: Convert to fraction form
    222,417.29/333,644.16 = 64,645.59/x
  3. Step 3: Cross multiply
    222,417.29x = 333,644.16 × 64,645.59
  4. Step 4: Simplify right side
    222,417.29x = 21,568,625,066.84
  5. Step 5: Solve for x
    x = 21,568,625,066.84/222,417.29
  6. Step 6: Final answer
    x = 96,973.69

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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.