Home / 457,138.08-682,927.07-295,900.38

Finding the Fourth Proportional to 457,138.08, 682,927.07 and 295,900.38

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Solution

The fourth proportional to 457,138.08, 682,927.07 and 295,900.38 is: 442,051.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,138.08 : 682,927.07 = 295,900.38 : x
  2. Step 2: Convert to fraction form
    457,138.08/682,927.07 = 295,900.38/x
  3. Step 3: Cross multiply
    457,138.08x = 682,927.07 × 295,900.38
  4. Step 4: Simplify right side
    457,138.08x = 202,078,378,045.79
  5. Step 5: Solve for x
    x = 202,078,378,045.79/457,138.08
  6. Step 6: Final answer
    x = 442,051.07

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.