Home / 1,045,433.64-1,567,963.08-276,936.42

Finding the Fourth Proportional to 1,045,433.64, 1,567,963.08 and 276,936.42

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Solution

The fourth proportional to 1,045,433.64, 1,567,963.08 and 276,936.42 is: 415,354.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,433.64 : 1,567,963.08 = 276,936.42 : x
  2. Step 2: Convert to fraction form
    1,045,433.64/1,567,963.08 = 276,936.42/x
  3. Step 3: Cross multiply
    1,045,433.64x = 1,567,963.08 × 276,936.42
  4. Step 4: Simplify right side
    1,045,433.64x = 434,226,082,067.37
  5. Step 5: Solve for x
    x = 434,226,082,067.37/1,045,433.64
  6. Step 6: Final answer
    x = 415,354.99

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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.