Home / 827,122.42-1,240,932.81-294,574.15

Finding the Fourth Proportional to 827,122.42, 1,240,932.81 and 294,574.15

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Solution

The fourth proportional to 827,122.42, 1,240,932.81 and 294,574.15 is: 441,949.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,122.42 : 1,240,932.81 = 294,574.15 : x
  2. Step 2: Convert to fraction form
    827,122.42/1,240,932.81 = 294,574.15/x
  3. Step 3: Cross multiply
    827,122.42x = 1,240,932.81 × 294,574.15
  4. Step 4: Simplify right side
    827,122.42x = 365,546,727,712.86
  5. Step 5: Solve for x
    x = 365,546,727,712.86/827,122.42
  6. Step 6: Final answer
    x = 441,949.97

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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.