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Finding the Fourth Proportional to 559,968.60, 839,952.90 and 332,629.95

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Solution

The fourth proportional to 559,968.60, 839,952.90 and 332,629.95 is: 498,944.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,968.60 : 839,952.90 = 332,629.95 : x
  2. Step 2: Convert to fraction form
    559,968.60/839,952.90 = 332,629.95/x
  3. Step 3: Cross multiply
    559,968.60x = 839,952.90 × 332,629.95
  4. Step 4: Simplify right side
    559,968.60x = 279,393,491,129.36
  5. Step 5: Solve for x
    x = 279,393,491,129.36/559,968.60
  6. Step 6: Final answer
    x = 498,944.93

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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.