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Finding the Fourth Proportional to 451,253, 622,736.03 and 247,302.26

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Solution

The fourth proportional to 451,253, 622,736.03 and 247,302.26 is: 341,280.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,253 : 622,736.03 = 247,302.26 : x
  2. Step 2: Convert to fraction form
    451,253/622,736.03 = 247,302.26/x
  3. Step 3: Cross multiply
    451,253x = 622,736.03 × 247,302.26
  4. Step 4: Simplify right side
    451,253x = 154,004,026,365.92
  5. Step 5: Solve for x
    x = 154,004,026,365.92/451,253
  6. Step 6: Final answer
    x = 341,280.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.