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Finding the Fourth Proportional to 395,652.43, 592,802.49 and 282,755.85

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Solution

The fourth proportional to 395,652.43, 592,802.49 and 282,755.85 is: 423,650.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,652.43 : 592,802.49 = 282,755.85 : x
  2. Step 2: Convert to fraction form
    395,652.43/592,802.49 = 282,755.85/x
  3. Step 3: Cross multiply
    395,652.43x = 592,802.49 × 282,755.85
  4. Step 4: Simplify right side
    395,652.43x = 167,618,371,942.07
  5. Step 5: Solve for x
    x = 167,618,371,942.07/395,652.43
  6. Step 6: Final answer
    x = 423,650.56

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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.