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Finding the Fourth Proportional to 334,594.56, 501,815.28 and 199,696.72

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Solution

The fourth proportional to 334,594.56, 501,815.28 and 199,696.72 is: 299,499.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,594.56 : 501,815.28 = 199,696.72 : x
  2. Step 2: Convert to fraction form
    334,594.56/501,815.28 = 199,696.72/x
  3. Step 3: Cross multiply
    334,594.56x = 501,815.28 × 199,696.72
  4. Step 4: Simplify right side
    334,594.56x = 100,210,865,461.88
  5. Step 5: Solve for x
    x = 100,210,865,461.88/334,594.56
  6. Step 6: Final answer
    x = 299,499.39

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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.