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Finding the Fourth Proportional to 479,775.86, 662,093.49 and 264,911.86

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Solution

The fourth proportional to 479,775.86, 662,093.49 and 264,911.86 is: 365,579.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,775.86 : 662,093.49 = 264,911.86 : x
  2. Step 2: Convert to fraction form
    479,775.86/662,093.49 = 264,911.86/x
  3. Step 3: Cross multiply
    479,775.86x = 662,093.49 × 264,911.86
  4. Step 4: Simplify right side
    479,775.86x = 175,396,417,929.79
  5. Step 5: Solve for x
    x = 175,396,417,929.79/479,775.86
  6. Step 6: Final answer
    x = 365,579.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.