Home / 1,565,252.70-2,347,879.05-443,321.70

Finding the Fourth Proportional to 1,565,252.70, 2,347,879.05 and 443,321.70

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Solution

The fourth proportional to 1,565,252.70, 2,347,879.05 and 443,321.70 is: 664,982.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565,252.70 : 2,347,879.05 = 443,321.70 : x
  2. Step 2: Convert to fraction form
    1,565,252.70/2,347,879.05 = 443,321.70/x
  3. Step 3: Cross multiply
    1,565,252.70x = 2,347,879.05 × 443,321.70
  4. Step 4: Simplify right side
    1,565,252.70x = 1,040,865,731,840.38
  5. Step 5: Solve for x
    x = 1,040,865,731,840.38/1,565,252.70
  6. Step 6: Final answer
    x = 664,982.55

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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.