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Finding the Fourth Proportional to 624,733.97, 937,100.96 and 151,419.32

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Solution

The fourth proportional to 624,733.97, 937,100.96 and 151,419.32 is: 227,128.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,733.97 : 937,100.96 = 151,419.32 : x
  2. Step 2: Convert to fraction form
    624,733.97/937,100.96 = 151,419.32/x
  3. Step 3: Cross multiply
    624,733.97x = 937,100.96 × 151,419.32
  4. Step 4: Simplify right side
    624,733.97x = 141,895,192,855.85
  5. Step 5: Solve for x
    x = 141,895,192,855.85/624,733.97
  6. Step 6: Final answer
    x = 227,128.99

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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.