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Finding the Fourth Proportional to 273,529.33, 377,455.12 and 152,678.41

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Solution

The fourth proportional to 273,529.33, 377,455.12 and 152,678.41 is: 210,687.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,529.33 : 377,455.12 = 152,678.41 : x
  2. Step 2: Convert to fraction form
    273,529.33/377,455.12 = 152,678.41/x
  3. Step 3: Cross multiply
    273,529.33x = 377,455.12 × 152,678.41
  4. Step 4: Simplify right side
    273,529.33x = 57,629,247,567.96
  5. Step 5: Solve for x
    x = 57,629,247,567.96/273,529.33
  6. Step 6: Final answer
    x = 210,687.63

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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.