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Finding the Fourth Proportional to 453,751.50, 681,048.09 and 229,269.59

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Solution

The fourth proportional to 453,751.50, 681,048.09 and 229,269.59 is: 344,117.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,751.50 : 681,048.09 = 229,269.59 : x
  2. Step 2: Convert to fraction form
    453,751.50/681,048.09 = 229,269.59/x
  3. Step 3: Cross multiply
    453,751.50x = 681,048.09 × 229,269.59
  4. Step 4: Simplify right side
    453,751.50x = 156,143,612,959.34
  5. Step 5: Solve for x
    x = 156,143,612,959.34/453,751.50
  6. Step 6: Final answer
    x = 344,117.02

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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.