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Finding the Fourth Proportional to 624,782.97, 937,177.55 and 151,468.34

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Solution

The fourth proportional to 624,782.97, 937,177.55 and 151,468.34 is: 227,203.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,782.97 : 937,177.55 = 151,468.34 : x
  2. Step 2: Convert to fraction form
    624,782.97/937,177.55 = 151,468.34/x
  3. Step 3: Cross multiply
    624,782.97x = 937,177.55 × 151,468.34
  4. Step 4: Simplify right side
    624,782.97x = 141,952,722,340.54
  5. Step 5: Solve for x
    x = 141,952,722,340.54/624,782.97
  6. Step 6: Final answer
    x = 227,203.25

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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.