Home / 1,023,618.09-1,535,371.80-313,648.23

Finding the Fourth Proportional to 1,023,618.09, 1,535,371.80 and 313,648.23

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Solution

The fourth proportional to 1,023,618.09, 1,535,371.80 and 313,648.23 is: 470,455.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,618.09 : 1,535,371.80 = 313,648.23 : x
  2. Step 2: Convert to fraction form
    1,023,618.09/1,535,371.80 = 313,648.23/x
  3. Step 3: Cross multiply
    1,023,618.09x = 1,535,371.80 × 313,648.23
  4. Step 4: Simplify right side
    1,023,618.09x = 481,566,647,461.91
  5. Step 5: Solve for x
    x = 481,566,647,461.91/1,023,618.09
  6. Step 6: Final answer
    x = 470,455.39

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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.