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Finding the Fourth Proportional to 662,680, 994,020 and 164,044

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Solution

The fourth proportional to 662,680, 994,020 and 164,044 is: 246,066

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,680 : 994,020 = 164,044 : x
  2. Step 2: Convert to fraction form
    662,680/994,020 = 164,044/x
  3. Step 3: Cross multiply
    662,680x = 994,020 × 164,044
  4. Step 4: Simplify right side
    662,680x = 163,063,016,880
  5. Step 5: Solve for x
    x = 163,063,016,880/662,680
  6. Step 6: Final answer
    x = 246,066

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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.