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Finding the Fourth Proportional to 333,875.18, 460,771.13 and 188,694.38

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Solution

The fourth proportional to 333,875.18, 460,771.13 and 188,694.38 is: 260,411.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,875.18 : 460,771.13 = 188,694.38 : x
  2. Step 2: Convert to fraction form
    333,875.18/460,771.13 = 188,694.38/x
  3. Step 3: Cross multiply
    333,875.18x = 460,771.13 × 188,694.38
  4. Step 4: Simplify right side
    333,875.18x = 86,944,919,449.92
  5. Step 5: Solve for x
    x = 86,944,919,449.92/333,875.18
  6. Step 6: Final answer
    x = 260,411.45

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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.