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Finding the Fourth Proportional to 624,737.45, 937,106.19 and 151,422.82

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Solution

The fourth proportional to 624,737.45, 937,106.19 and 151,422.82 is: 227,134.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,737.45 : 937,106.19 = 151,422.82 : x
  2. Step 2: Convert to fraction form
    624,737.45/937,106.19 = 151,422.82/x
  3. Step 3: Cross multiply
    624,737.45x = 937,106.19 × 151,422.82
  4. Step 4: Simplify right side
    624,737.45x = 141,899,259,586.49
  5. Step 5: Solve for x
    x = 141,899,259,586.49/624,737.45
  6. Step 6: Final answer
    x = 227,134.23

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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.