Home / 1,008,744.85-1,392,049.79-549,863.34

Finding the Fourth Proportional to 1,008,744.85, 1,392,049.79 and 549,863.34

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Solution

The fourth proportional to 1,008,744.85, 1,392,049.79 and 549,863.34 is: 758,801.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,744.85 : 1,392,049.79 = 549,863.34 : x
  2. Step 2: Convert to fraction form
    1,008,744.85/1,392,049.79 = 549,863.34/x
  3. Step 3: Cross multiply
    1,008,744.85x = 1,392,049.79 × 549,863.34
  4. Step 4: Simplify right side
    1,008,744.85x = 765,437,152,040.39
  5. Step 5: Solve for x
    x = 765,437,152,040.39/1,008,744.85
  6. Step 6: Final answer
    x = 758,801.55

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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.