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Finding the Fourth Proportional to 504,313.20, 756,469.80 and 184,464.45

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Solution

The fourth proportional to 504,313.20, 756,469.80 and 184,464.45 is: 276,696.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,313.20 : 756,469.80 = 184,464.45 : x
  2. Step 2: Convert to fraction form
    504,313.20/756,469.80 = 184,464.45/x
  3. Step 3: Cross multiply
    504,313.20x = 756,469.80 × 184,464.45
  4. Step 4: Simplify right side
    504,313.20x = 139,541,785,598.61
  5. Step 5: Solve for x
    x = 139,541,785,598.61/504,313.20
  6. Step 6: Final answer
    x = 276,696.68

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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.