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Finding the Fourth Proportional to 561,663.60, 842,495.40 and 246,735.60

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Solution

The fourth proportional to 561,663.60, 842,495.40 and 246,735.60 is: 370,103.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,663.60 : 842,495.40 = 246,735.60 : x
  2. Step 2: Convert to fraction form
    561,663.60/842,495.40 = 246,735.60/x
  3. Step 3: Cross multiply
    561,663.60x = 842,495.40 × 246,735.60
  4. Step 4: Simplify right side
    561,663.60x = 207,873,608,016.24
  5. Step 5: Solve for x
    x = 207,873,608,016.24/561,663.60
  6. Step 6: Final answer
    x = 370,103.40

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Similar ratio
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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.