Home / 496,919.88-685,904.22-282,202.92

Finding the Fourth Proportional to 496,919.88, 685,904.22 and 282,202.92

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Solution

The fourth proportional to 496,919.88, 685,904.22 and 282,202.92 is: 389,527.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,919.88 : 685,904.22 = 282,202.92 : x
  2. Step 2: Convert to fraction form
    496,919.88/685,904.22 = 282,202.92/x
  3. Step 3: Cross multiply
    496,919.88x = 685,904.22 × 282,202.92
  4. Step 4: Simplify right side
    496,919.88x = 193,564,173,724.32
  5. Step 5: Solve for x
    x = 193,564,173,724.32/496,919.88
  6. Step 6: Final answer
    x = 389,527.93

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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.