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Finding the Fourth Proportional to 293,574.58, 440,379.18 and 93,879.41

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Solution

The fourth proportional to 293,574.58, 440,379.18 and 93,879.41 is: 140,824.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,574.58 : 440,379.18 = 93,879.41 : x
  2. Step 2: Convert to fraction form
    293,574.58/440,379.18 = 93,879.41/x
  3. Step 3: Cross multiply
    293,574.58x = 440,379.18 × 93,879.41
  4. Step 4: Simplify right side
    293,574.58x = 41,342,535,392.79
  5. Step 5: Solve for x
    x = 41,342,535,392.79/293,574.58
  6. Step 6: Final answer
    x = 140,824.64

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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.