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Finding the Fourth Proportional to 352,375.24, 528,564.10 and 103,057.24

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Solution

The fourth proportional to 352,375.24, 528,564.10 and 103,057.24 is: 154,586.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,375.24 : 528,564.10 = 103,057.24 : x
  2. Step 2: Convert to fraction form
    352,375.24/528,564.10 = 103,057.24/x
  3. Step 3: Cross multiply
    352,375.24x = 528,564.10 × 103,057.24
  4. Step 4: Simplify right side
    352,375.24x = 54,472,357,309.08
  5. Step 5: Solve for x
    x = 54,472,357,309.08/352,375.24
  6. Step 6: Final answer
    x = 154,586.22

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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.