Home / 1,023,969.40-1,535,896.69-313,995.49

Finding the Fourth Proportional to 1,023,969.40, 1,535,896.69 and 313,995.49

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Solution

The fourth proportional to 1,023,969.40, 1,535,896.69 and 313,995.49 is: 470,975.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,969.40 : 1,535,896.69 = 313,995.49 : x
  2. Step 2: Convert to fraction form
    1,023,969.40/1,535,896.69 = 313,995.49/x
  3. Step 3: Cross multiply
    1,023,969.40x = 1,535,896.69 × 313,995.49
  4. Step 4: Simplify right side
    1,023,969.40x = 482,264,633,765.93
  5. Step 5: Solve for x
    x = 482,264,633,765.93/1,023,969.40
  6. Step 6: Final answer
    x = 470,975.63

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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.