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Finding the Fourth Proportional to 588,825.60, 883,238.40 and 339,993.60

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Solution

The fourth proportional to 588,825.60, 883,238.40 and 339,993.60 is: 509,990.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,825.60 : 883,238.40 = 339,993.60 : x
  2. Step 2: Convert to fraction form
    588,825.60/883,238.40 = 339,993.60/x
  3. Step 3: Cross multiply
    588,825.60x = 883,238.40 × 339,993.60
  4. Step 4: Simplify right side
    588,825.60x = 300,295,403,274.24
  5. Step 5: Solve for x
    x = 300,295,403,274.24/588,825.60
  6. Step 6: Final answer
    x = 509,990.40

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Half scale
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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.