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Finding the Fourth Proportional to 662,707, 994,060.52 and 164,071

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Solution

The fourth proportional to 662,707, 994,060.52 and 164,071 is: 246,106.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,707 : 994,060.52 = 164,071 : x
  2. Step 2: Convert to fraction form
    662,707/994,060.52 = 164,071/x
  3. Step 3: Cross multiply
    662,707x = 994,060.52 × 164,071
  4. Step 4: Simplify right side
    662,707x = 163,096,503,576.92
  5. Step 5: Solve for x
    x = 163,096,503,576.92/662,707
  6. Step 6: Final answer
    x = 246,106.50

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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.