Home / 346,249.30-477,822.06-193,278.64

Finding the Fourth Proportional to 346,249.30, 477,822.06 and 193,278.64

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Solution

The fourth proportional to 346,249.30, 477,822.06 and 193,278.64 is: 266,723.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,249.30 : 477,822.06 = 193,278.64 : x
  2. Step 2: Convert to fraction form
    346,249.30/477,822.06 = 193,278.64/x
  3. Step 3: Cross multiply
    346,249.30x = 477,822.06 × 193,278.64
  4. Step 4: Simplify right side
    346,249.30x = 92,352,797,918.80
  5. Step 5: Solve for x
    x = 92,352,797,918.80/346,249.30
  6. Step 6: Final answer
    x = 266,723.42

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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.