Home / 1,023,968.90-1,535,895.94-313,995

Finding the Fourth Proportional to 1,023,968.90, 1,535,895.94 and 313,995

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Solution

The fourth proportional to 1,023,968.90, 1,535,895.94 and 313,995 is: 470,974.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,968.90 : 1,535,895.94 = 313,995 : x
  2. Step 2: Convert to fraction form
    1,023,968.90/1,535,895.94 = 313,995/x
  3. Step 3: Cross multiply
    1,023,968.90x = 1,535,895.94 × 313,995
  4. Step 4: Simplify right side
    1,023,968.90x = 482,263,645,680.30
  5. Step 5: Solve for x
    x = 482,263,645,680.30/1,023,968.90
  6. Step 6: Final answer
    x = 470,974.90

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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.