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Finding the Fourth Proportional to 601,886.70, 902,963.70 and 202,516.20

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Solution

The fourth proportional to 601,886.70, 902,963.70 and 202,516.20 is: 303,819.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,886.70 : 902,963.70 = 202,516.20 : x
  2. Step 2: Convert to fraction form
    601,886.70/902,963.70 = 202,516.20/x
  3. Step 3: Cross multiply
    601,886.70x = 902,963.70 × 202,516.20
  4. Step 4: Simplify right side
    601,886.70x = 182,864,777,261.94
  5. Step 5: Solve for x
    x = 182,864,777,261.94/601,886.70
  6. Step 6: Final answer
    x = 303,819.27

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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.