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Finding the Fourth Proportional to 446,125.64, 669,188.89 and 367,073.69

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Solution

The fourth proportional to 446,125.64, 669,188.89 and 367,073.69 is: 550,610.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,125.64 : 669,188.89 = 367,073.69 : x
  2. Step 2: Convert to fraction form
    446,125.64/669,188.89 = 367,073.69/x
  3. Step 3: Cross multiply
    446,125.64x = 669,188.89 × 367,073.69
  4. Step 4: Simplify right side
    446,125.64x = 245,641,635,159.30
  5. Step 5: Solve for x
    x = 245,641,635,159.30/446,125.64
  6. Step 6: Final answer
    x = 550,610.89

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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.