Home / 1,023,747.32-1,535,916.14-313,880.12

Finding the Fourth Proportional to 1,023,747.32, 1,535,916.14 and 313,880.12

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Solution

The fourth proportional to 1,023,747.32, 1,535,916.14 and 313,880.12 is: 470,910.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,747.32 : 1,535,916.14 = 313,880.12 : x
  2. Step 2: Convert to fraction form
    1,023,747.32/1,535,916.14 = 313,880.12/x
  3. Step 3: Cross multiply
    1,023,747.32x = 1,535,916.14 × 313,880.12
  4. Step 4: Simplify right side
    1,023,747.32x = 482,093,542,333.14
  5. Step 5: Solve for x
    x = 482,093,542,333.14/1,023,747.32
  6. Step 6: Final answer
    x = 470,910.68

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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.