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Finding the Fourth Proportional to 504,035.85, 756,053.79 and 504,035.85

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Solution

The fourth proportional to 504,035.85, 756,053.79 and 504,035.85 is: 756,053.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,035.85 : 756,053.79 = 504,035.85 : x
  2. Step 2: Convert to fraction form
    504,035.85/756,053.79 = 504,035.85/x
  3. Step 3: Cross multiply
    504,035.85x = 756,053.79 × 504,035.85
  4. Step 4: Simplify right side
    504,035.85x = 381,078,212,168.19
  5. Step 5: Solve for x
    x = 381,078,212,168.19/504,035.85
  6. Step 6: Final answer
    x = 756,053.79

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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.