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Finding the Fourth Proportional to 273,803.14, 377,706.81 and 173,259.46

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Solution

The fourth proportional to 273,803.14, 377,706.81 and 173,259.46 is: 239,008.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,803.14 : 377,706.81 = 173,259.46 : x
  2. Step 2: Convert to fraction form
    273,803.14/377,706.81 = 173,259.46/x
  3. Step 3: Cross multiply
    273,803.14x = 377,706.81 × 173,259.46
  4. Step 4: Simplify right side
    273,803.14x = 65,441,277,938.92
  5. Step 5: Solve for x
    x = 65,441,277,938.92/273,803.14
  6. Step 6: Final answer
    x = 239,008.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.