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Finding the Fourth Proportional to 566,999.20, 850,498.80 and 193,022.20

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Solution

The fourth proportional to 566,999.20, 850,498.80 and 193,022.20 is: 289,533.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,999.20 : 850,498.80 = 193,022.20 : x
  2. Step 2: Convert to fraction form
    566,999.20/850,498.80 = 193,022.20/x
  3. Step 3: Cross multiply
    566,999.20x = 850,498.80 × 193,022.20
  4. Step 4: Simplify right side
    566,999.20x = 164,165,149,473.36
  5. Step 5: Solve for x
    x = 164,165,149,473.36/566,999.20
  6. Step 6: Final answer
    x = 289,533.30

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Similar ratio
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1.5x scale

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.