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Finding the Fourth Proportional to 446,901.10, 670,610.85 and 166,446.70

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Solution

The fourth proportional to 446,901.10, 670,610.85 and 166,446.70 is: 249,766.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,901.10 : 670,610.85 = 166,446.70 : x
  2. Step 2: Convert to fraction form
    446,901.10/670,610.85 = 166,446.70/x
  3. Step 3: Cross multiply
    446,901.10x = 670,610.85 × 166,446.70
  4. Step 4: Simplify right side
    446,901.10x = 111,620,962,966.70
  5. Step 5: Solve for x
    x = 111,620,962,966.70/446,901.10
  6. Step 6: Final answer
    x = 249,766.59

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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.