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Finding the Fourth Proportional to 273,457.96, 377,347.37 and 171,450.81

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Solution

The fourth proportional to 273,457.96, 377,347.37 and 171,450.81 is: 236,586.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,457.96 : 377,347.37 = 171,450.81 : x
  2. Step 2: Convert to fraction form
    273,457.96/377,347.37 = 171,450.81/x
  3. Step 3: Cross multiply
    273,457.96x = 377,347.37 × 171,450.81
  4. Step 4: Simplify right side
    273,457.96x = 64,696,512,237.87
  5. Step 5: Solve for x
    x = 64,696,512,237.87/273,457.96
  6. Step 6: Final answer
    x = 236,586.68

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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.