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Finding the Fourth Proportional to 446,697.75, 669,750.41 and 162,354.54

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Solution

The fourth proportional to 446,697.75, 669,750.41 and 162,354.54 is: 243,424.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,697.75 : 669,750.41 = 162,354.54 : x
  2. Step 2: Convert to fraction form
    446,697.75/669,750.41 = 162,354.54/x
  3. Step 3: Cross multiply
    446,697.75x = 669,750.41 × 162,354.54
  4. Step 4: Simplify right side
    446,697.75x = 108,737,018,918.59
  5. Step 5: Solve for x
    x = 108,737,018,918.59/446,697.75
  6. Step 6: Final answer
    x = 243,424.15

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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.