Home / 1,023,617.09-1,535,370.30-313,647.23

Finding the Fourth Proportional to 1,023,617.09, 1,535,370.30 and 313,647.23

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Solution

The fourth proportional to 1,023,617.09, 1,535,370.30 and 313,647.23 is: 470,453.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,617.09 : 1,535,370.30 = 313,647.23 : x
  2. Step 2: Convert to fraction form
    1,023,617.09/1,535,370.30 = 313,647.23/x
  3. Step 3: Cross multiply
    1,023,617.09x = 1,535,370.30 × 313,647.23
  4. Step 4: Simplify right side
    1,023,617.09x = 481,564,633,942.42
  5. Step 5: Solve for x
    x = 481,564,633,942.42/1,023,617.09
  6. Step 6: Final answer
    x = 470,453.88

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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.