Home / 1,203,794.28-1,805,166.50-455,315.40

Finding the Fourth Proportional to 1,203,794.28, 1,805,166.50 and 455,315.40

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Solution

The fourth proportional to 1,203,794.28, 1,805,166.50 and 455,315.40 is: 682,774.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,794.28 : 1,805,166.50 = 455,315.40 : x
  2. Step 2: Convert to fraction form
    1,203,794.28/1,805,166.50 = 455,315.40/x
  3. Step 3: Cross multiply
    1,203,794.28x = 1,805,166.50 × 455,315.40
  4. Step 4: Simplify right side
    1,203,794.28x = 821,920,104,737.52
  5. Step 5: Solve for x
    x = 821,920,104,737.52/1,203,794.28
  6. Step 6: Final answer
    x = 682,774.56

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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.