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Finding the Fourth Proportional to 559,863.20, 839,794.80 and 335,914.40

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Solution

The fourth proportional to 559,863.20, 839,794.80 and 335,914.40 is: 503,871.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,863.20 : 839,794.80 = 335,914.40 : x
  2. Step 2: Convert to fraction form
    559,863.20/839,794.80 = 335,914.40/x
  3. Step 3: Cross multiply
    559,863.20x = 839,794.80 × 335,914.40
  4. Step 4: Simplify right side
    559,863.20x = 282,099,166,365.12
  5. Step 5: Solve for x
    x = 282,099,166,365.12/559,863.20
  6. Step 6: Final answer
    x = 503,871.60

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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.