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Finding the Fourth Proportional to 352,697.59, 528,911.01 and 150,165.29

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Solution

The fourth proportional to 352,697.59, 528,911.01 and 150,165.29 is: 225,190.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,697.59 : 528,911.01 = 150,165.29 : x
  2. Step 2: Convert to fraction form
    352,697.59/528,911.01 = 150,165.29/x
  3. Step 3: Cross multiply
    352,697.59x = 528,911.01 × 150,165.29
  4. Step 4: Simplify right side
    352,697.59x = 79,424,073,125.66
  5. Step 5: Solve for x
    x = 79,424,073,125.66/352,697.59
  6. Step 6: Final answer
    x = 225,190.29

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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.