Home / 768,993.20-1,153,723.54-544,787.44

Finding the Fourth Proportional to 768,993.20, 1,153,723.54 and 544,787.44

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Solution

The fourth proportional to 768,993.20, 1,153,723.54 and 544,787.44 is: 817,346.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,993.20 : 1,153,723.54 = 544,787.44 : x
  2. Step 2: Convert to fraction form
    768,993.20/1,153,723.54 = 544,787.44/x
  3. Step 3: Cross multiply
    768,993.20x = 1,153,723.54 × 544,787.44
  4. Step 4: Simplify right side
    768,993.20x = 628,534,093,824.34
  5. Step 5: Solve for x
    x = 628,534,093,824.34/768,993.20
  6. Step 6: Final answer
    x = 817,346.75

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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.