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Finding the Fourth Proportional to 273,647.94, 377,630.52 and 152,791.26

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Solution

The fourth proportional to 273,647.94, 377,630.52 and 152,791.26 is: 210,849.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,647.94 : 377,630.52 = 152,791.26 : x
  2. Step 2: Convert to fraction form
    273,647.94/377,630.52 = 152,791.26/x
  3. Step 3: Cross multiply
    273,647.94x = 377,630.52 × 152,791.26
  4. Step 4: Simplify right side
    273,647.94x = 57,698,642,965.26
  5. Step 5: Solve for x
    x = 57,698,642,965.26/273,647.94
  6. Step 6: Final answer
    x = 210,849.91

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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.