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Finding the Fourth Proportional to 222,319.60, 333,479.40 and 97,660.60

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Solution

The fourth proportional to 222,319.60, 333,479.40 and 97,660.60 is: 146,490.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,319.60 : 333,479.40 = 97,660.60 : x
  2. Step 2: Convert to fraction form
    222,319.60/333,479.40 = 97,660.60/x
  3. Step 3: Cross multiply
    222,319.60x = 333,479.40 × 97,660.60
  4. Step 4: Simplify right side
    222,319.60x = 32,567,798,291.64
  5. Step 5: Solve for x
    x = 32,567,798,291.64/222,319.60
  6. Step 6: Final answer
    x = 146,490.90

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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.