Home / 397,305.03-547,917.71-295,585.23

Finding the Fourth Proportional to 397,305.03, 547,917.71 and 295,585.23

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Solution

The fourth proportional to 397,305.03, 547,917.71 and 295,585.23 is: 407,637.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,305.03 : 547,917.71 = 295,585.23 : x
  2. Step 2: Convert to fraction form
    397,305.03/547,917.71 = 295,585.23/x
  3. Step 3: Cross multiply
    397,305.03x = 547,917.71 × 295,585.23
  4. Step 4: Simplify right side
    397,305.03x = 161,956,380,853.50
  5. Step 5: Solve for x
    x = 161,956,380,853.50/397,305.03
  6. Step 6: Final answer
    x = 407,637.38

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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.