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Finding the Fourth Proportional to 504,060.30, 756,090.45 and 325,601.10

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Solution

The fourth proportional to 504,060.30, 756,090.45 and 325,601.10 is: 488,401.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,060.30 : 756,090.45 = 325,601.10 : x
  2. Step 2: Convert to fraction form
    504,060.30/756,090.45 = 325,601.10/x
  3. Step 3: Cross multiply
    504,060.30x = 756,090.45 × 325,601.10
  4. Step 4: Simplify right side
    504,060.30x = 246,183,882,219.50
  5. Step 5: Solve for x
    x = 246,183,882,219.50/504,060.30
  6. Step 6: Final answer
    x = 488,401.65

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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.