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Finding the Fourth Proportional to 377,485.94, 565,754.81 and 225,794.93

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Solution

The fourth proportional to 377,485.94, 565,754.81 and 225,794.93 is: 338,408.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,485.94 : 565,754.81 = 225,794.93 : x
  2. Step 2: Convert to fraction form
    377,485.94/565,754.81 = 225,794.93/x
  3. Step 3: Cross multiply
    377,485.94x = 565,754.81 × 225,794.93
  4. Step 4: Simplify right side
    377,485.94x = 127,744,565,456.83
  5. Step 5: Solve for x
    x = 127,744,565,456.83/377,485.94
  6. Step 6: Final answer
    x = 338,408.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.