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Finding the Fourth Proportional to 333,388.69, 500,126.97 and 108,670.39

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Solution

The fourth proportional to 333,388.69, 500,126.97 and 108,670.39 is: 163,019.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,388.69 : 500,126.97 = 108,670.39 : x
  2. Step 2: Convert to fraction form
    333,388.69/500,126.97 = 108,670.39/x
  3. Step 3: Cross multiply
    333,388.69x = 500,126.97 × 108,670.39
  4. Step 4: Simplify right side
    333,388.69x = 54,348,992,036.61
  5. Step 5: Solve for x
    x = 54,348,992,036.61/333,388.69
  6. Step 6: Final answer
    x = 163,019.90

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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.