Home / 479,723.52-662,007.84-261,924.72

Finding the Fourth Proportional to 479,723.52, 662,007.84 and 261,924.72

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Solution

The fourth proportional to 479,723.52, 662,007.84 and 261,924.72 is: 361,450.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,723.52 : 662,007.84 = 261,924.72 : x
  2. Step 2: Convert to fraction form
    479,723.52/662,007.84 = 261,924.72/x
  3. Step 3: Cross multiply
    479,723.52x = 662,007.84 × 261,924.72
  4. Step 4: Simplify right side
    479,723.52x = 173,396,218,129.81
  5. Step 5: Solve for x
    x = 173,396,218,129.81/479,723.52
  6. Step 6: Final answer
    x = 361,450.32

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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.