Home / 792,207.74-1,188,548.45-561,840.55

Finding the Fourth Proportional to 792,207.74, 1,188,548.45 and 561,840.55

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Solution

The fourth proportional to 792,207.74, 1,188,548.45 and 561,840.55 is: 842,928.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,207.74 : 1,188,548.45 = 561,840.55 : x
  2. Step 2: Convert to fraction form
    792,207.74/1,188,548.45 = 561,840.55/x
  3. Step 3: Cross multiply
    792,207.74x = 1,188,548.45 × 561,840.55
  4. Step 4: Simplify right side
    792,207.74x = 667,774,711,175.98
  5. Step 5: Solve for x
    x = 667,774,711,175.98/792,207.74
  6. Step 6: Final answer
    x = 842,928.79

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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.