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Finding the Fourth Proportional to 650,848.60, 976,272.90 and 230,069.80

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Solution

The fourth proportional to 650,848.60, 976,272.90 and 230,069.80 is: 345,104.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,848.60 : 976,272.90 = 230,069.80 : x
  2. Step 2: Convert to fraction form
    650,848.60/976,272.90 = 230,069.80/x
  3. Step 3: Cross multiply
    650,848.60x = 976,272.90 × 230,069.80
  4. Step 4: Simplify right side
    650,848.60x = 224,610,910,848.42
  5. Step 5: Solve for x
    x = 224,610,910,848.42/650,848.60
  6. Step 6: Final answer
    x = 345,104.70

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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.