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Finding the Fourth Proportional to 219,334.52, 329,001.76 and 119,578.60

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Solution

The fourth proportional to 219,334.52, 329,001.76 and 119,578.60 is: 179,367.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,334.52 : 329,001.76 = 119,578.60 : x
  2. Step 2: Convert to fraction form
    219,334.52/329,001.76 = 119,578.60/x
  3. Step 3: Cross multiply
    219,334.52x = 329,001.76 × 119,578.60
  4. Step 4: Simplify right side
    219,334.52x = 39,341,569,858.34
  5. Step 5: Solve for x
    x = 39,341,569,858.34/219,334.52
  6. Step 6: Final answer
    x = 179,367.89

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1.5x scale

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.