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Finding the Fourth Proportional to 501,580.72, 751,975.26 and 248,686.84

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Solution

The fourth proportional to 501,580.72, 751,975.26 and 248,686.84 is: 372,834.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,580.72 : 751,975.26 = 248,686.84 : x
  2. Step 2: Convert to fraction form
    501,580.72/751,975.26 = 248,686.84/x
  3. Step 3: Cross multiply
    501,580.72x = 751,975.26 × 248,686.84
  4. Step 4: Simplify right side
    501,580.72x = 187,006,351,167.58
  5. Step 5: Solve for x
    x = 187,006,351,167.58/501,580.72
  6. Step 6: Final answer
    x = 372,834.01

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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.