Home / 1,023,660.66-1,535,435.62-313,690.76

Finding the Fourth Proportional to 1,023,660.66, 1,535,435.62 and 313,690.76

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Solution

The fourth proportional to 1,023,660.66, 1,535,435.62 and 313,690.76 is: 470,519.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,660.66 : 1,535,435.62 = 313,690.76 : x
  2. Step 2: Convert to fraction form
    1,023,660.66/1,535,435.62 = 313,690.76/x
  3. Step 3: Cross multiply
    1,023,660.66x = 1,535,435.62 × 313,690.76
  4. Step 4: Simplify right side
    1,023,660.66x = 481,651,966,568.87
  5. Step 5: Solve for x
    x = 481,651,966,568.87/1,023,660.66
  6. Step 6: Final answer
    x = 470,519.17

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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.