Home / 825,497.82-1,238,369.75-292,974.25

Finding the Fourth Proportional to 825,497.82, 1,238,369.75 and 292,974.25

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Solution

The fourth proportional to 825,497.82, 1,238,369.75 and 292,974.25 is: 439,505.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,497.82 : 1,238,369.75 = 292,974.25 : x
  2. Step 2: Convert to fraction form
    825,497.82/1,238,369.75 = 292,974.25/x
  3. Step 3: Cross multiply
    825,497.82x = 1,238,369.75 × 292,974.25
  4. Step 4: Simplify right side
    825,497.82x = 362,810,448,728.94
  5. Step 5: Solve for x
    x = 362,810,448,728.94/825,497.82
  6. Step 6: Final answer
    x = 439,505.04

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Double scale
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1.5x scale

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.