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Finding the Fourth Proportional to 504,038.20, 756,057.30 and 336,076.60

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Solution

The fourth proportional to 504,038.20, 756,057.30 and 336,076.60 is: 504,114.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,038.20 : 756,057.30 = 336,076.60 : x
  2. Step 2: Convert to fraction form
    504,038.20/756,057.30 = 336,076.60/x
  3. Step 3: Cross multiply
    504,038.20x = 756,057.30 × 336,076.60
  4. Step 4: Simplify right side
    504,038.20x = 254,093,166,789.18
  5. Step 5: Solve for x
    x = 254,093,166,789.18/504,038.20
  6. Step 6: Final answer
    x = 504,114.90

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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.