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Finding the Fourth Proportional to 503,750.53, 755,772.81 and 188,134.84

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Solution

The fourth proportional to 503,750.53, 755,772.81 and 188,134.84 is: 282,257.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,750.53 : 755,772.81 = 188,134.84 : x
  2. Step 2: Convert to fraction form
    503,750.53/755,772.81 = 188,134.84/x
  3. Step 3: Cross multiply
    503,750.53x = 755,772.81 × 188,134.84
  4. Step 4: Simplify right side
    503,750.53x = 142,187,196,685.70
  5. Step 5: Solve for x
    x = 142,187,196,685.70/503,750.53
  6. Step 6: Final answer
    x = 282,257.17

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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.