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Finding the Fourth Proportional to 273,323.72, 377,149 and 152,450.84

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Solution

The fourth proportional to 273,323.72, 377,149 and 152,450.84 is: 210,361.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,323.72 : 377,149 = 152,450.84 : x
  2. Step 2: Convert to fraction form
    273,323.72/377,149 = 152,450.84/x
  3. Step 3: Cross multiply
    273,323.72x = 377,149 × 152,450.84
  4. Step 4: Simplify right side
    273,323.72x = 57,496,681,855.16
  5. Step 5: Solve for x
    x = 57,496,681,855.16/273,323.72
  6. Step 6: Final answer
    x = 210,361.11

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1.5x scale

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.