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Finding the Fourth Proportional to 624,782.08, 937,164.84 and 151,471.72

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Solution

The fourth proportional to 624,782.08, 937,164.84 and 151,471.72 is: 227,205.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,782.08 : 937,164.84 = 151,471.72 : x
  2. Step 2: Convert to fraction form
    624,782.08/937,164.84 = 151,471.72/x
  3. Step 3: Cross multiply
    624,782.08x = 937,164.84 × 151,471.72
  4. Step 4: Simplify right side
    624,782.08x = 141,953,970,238.33
  5. Step 5: Solve for x
    x = 141,953,970,238.33/624,782.08
  6. Step 6: Final answer
    x = 227,205.57

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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.