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Finding the Fourth Proportional to 1,036,831, 1,555,246.52 and 248,863

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Solution

The fourth proportional to 1,036,831, 1,555,246.52 and 248,863 is: 373,294.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,831 : 1,555,246.52 = 248,863 : x
  2. Step 2: Convert to fraction form
    1,036,831/1,555,246.52 = 248,863/x
  3. Step 3: Cross multiply
    1,036,831x = 1,555,246.52 × 248,863
  4. Step 4: Simplify right side
    1,036,831x = 387,043,314,706.76
  5. Step 5: Solve for x
    x = 387,043,314,706.76/1,036,831
  6. Step 6: Final answer
    x = 373,294.50

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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.