Home / 345,322.93-476,546.49-200,156.77

Finding the Fourth Proportional to 345,322.93, 476,546.49 and 200,156.77

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Solution

The fourth proportional to 345,322.93, 476,546.49 and 200,156.77 is: 276,216.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,322.93 : 476,546.49 = 200,156.77 : x
  2. Step 2: Convert to fraction form
    345,322.93/476,546.49 = 200,156.77/x
  3. Step 3: Cross multiply
    345,322.93x = 476,546.49 × 200,156.77
  4. Step 4: Simplify right side
    345,322.93x = 95,384,006,193.24
  5. Step 5: Solve for x
    x = 95,384,006,193.24/345,322.93
  6. Step 6: Final answer
    x = 276,216.83

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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.