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Finding the Fourth Proportional to 453,599.01, 680,818.83 and 229,116.79

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Solution

The fourth proportional to 453,599.01, 680,818.83 and 229,116.79 is: 343,887.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,599.01 : 680,818.83 = 229,116.79 : x
  2. Step 2: Convert to fraction form
    453,599.01/680,818.83 = 229,116.79/x
  3. Step 3: Cross multiply
    453,599.01x = 680,818.83 × 229,116.79
  4. Step 4: Simplify right side
    453,599.01x = 155,987,020,351.48
  5. Step 5: Solve for x
    x = 155,987,020,351.48/453,599.01
  6. Step 6: Final answer
    x = 343,887.48

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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.