Home / 892,675.52-1,231,888.42-484,774.52

Finding the Fourth Proportional to 892,675.52, 1,231,888.42 and 484,774.52

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Solution

The fourth proportional to 892,675.52, 1,231,888.42 and 484,774.52 is: 668,986.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,675.52 : 1,231,888.42 = 484,774.52 : x
  2. Step 2: Convert to fraction form
    892,675.52/1,231,888.42 = 484,774.52/x
  3. Step 3: Cross multiply
    892,675.52x = 1,231,888.42 × 484,774.52
  4. Step 4: Simplify right side
    892,675.52x = 597,188,117,499.06
  5. Step 5: Solve for x
    x = 597,188,117,499.06/892,675.52
  6. Step 6: Final answer
    x = 668,986.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.