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Finding the Fourth Proportional to 347,900.36, 522,096.87 and 158,385.26

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Solution

The fourth proportional to 347,900.36, 522,096.87 and 158,385.26 is: 237,690.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,900.36 : 522,096.87 = 158,385.26 : x
  2. Step 2: Convert to fraction form
    347,900.36/522,096.87 = 158,385.26/x
  3. Step 3: Cross multiply
    347,900.36x = 522,096.87 × 158,385.26
  4. Step 4: Simplify right side
    347,900.36x = 82,692,445,889.65
  5. Step 5: Solve for x
    x = 82,692,445,889.65/347,900.36
  6. Step 6: Final answer
    x = 237,690.03

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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.