Home / 588,826.60-883,239.90-339,994.60

Finding the Fourth Proportional to 588,826.60, 883,239.90 and 339,994.60

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Solution

The fourth proportional to 588,826.60, 883,239.90 and 339,994.60 is: 509,991.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,826.60 : 883,239.90 = 339,994.60 : x
  2. Step 2: Convert to fraction form
    588,826.60/883,239.90 = 339,994.60/x
  3. Step 3: Cross multiply
    588,826.60x = 883,239.90 × 339,994.60
  4. Step 4: Simplify right side
    588,826.60x = 300,296,796,504.54
  5. Step 5: Solve for x
    x = 300,296,796,504.54/588,826.60
  6. Step 6: Final answer
    x = 509,991.90

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Double scale
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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.