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Finding the Fourth Proportional to 333,090, 459,664.20 and 182,187

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Solution

The fourth proportional to 333,090, 459,664.20 and 182,187 is: 251,418.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,090 : 459,664.20 = 182,187 : x
  2. Step 2: Convert to fraction form
    333,090/459,664.20 = 182,187/x
  3. Step 3: Cross multiply
    333,090x = 459,664.20 × 182,187
  4. Step 4: Simplify right side
    333,090x = 83,744,841,605.40
  5. Step 5: Solve for x
    x = 83,744,841,605.40/333,090
  6. Step 6: Final answer
    x = 251,418.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.