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Finding the Fourth Proportional to 501,213.60, 751,904.64 and 248,506.56

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Solution

The fourth proportional to 501,213.60, 751,904.64 and 248,506.56 is: 372,801.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,213.60 : 751,904.64 = 248,506.56 : x
  2. Step 2: Convert to fraction form
    501,213.60/751,904.64 = 248,506.56/x
  3. Step 3: Cross multiply
    501,213.60x = 751,904.64 × 248,506.56
  4. Step 4: Simplify right side
    501,213.60x = 186,853,235,534.44
  5. Step 5: Solve for x
    x = 186,853,235,534.44/501,213.60
  6. Step 6: Final answer
    x = 372,801.61

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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.