Home / 864,099.18-1,296,393.03-295,603.38

Finding the Fourth Proportional to 864,099.18, 1,296,393.03 and 295,603.38

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Solution

The fourth proportional to 864,099.18, 1,296,393.03 and 295,603.38 is: 443,488.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,099.18 : 1,296,393.03 = 295,603.38 : x
  2. Step 2: Convert to fraction form
    864,099.18/1,296,393.03 = 295,603.38/x
  3. Step 3: Cross multiply
    864,099.18x = 1,296,393.03 × 295,603.38
  4. Step 4: Simplify right side
    864,099.18x = 383,218,161,476.44
  5. Step 5: Solve for x
    x = 383,218,161,476.44/864,099.18
  6. Step 6: Final answer
    x = 443,488.63

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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.