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Finding the Fourth Proportional to 352,285.26, 528,421.72 and 244,114.86

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Solution

The fourth proportional to 352,285.26, 528,421.72 and 244,114.86 is: 366,168.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,285.26 : 528,421.72 = 244,114.86 : x
  2. Step 2: Convert to fraction form
    352,285.26/528,421.72 = 244,114.86/x
  3. Step 3: Cross multiply
    352,285.26x = 528,421.72 × 244,114.86
  4. Step 4: Simplify right side
    352,285.26x = 128,995,594,198.76
  5. Step 5: Solve for x
    x = 128,995,594,198.76/352,285.26
  6. Step 6: Final answer
    x = 366,168.01

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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.