Home / 379,636.08-566,105.73-376,218.51

Finding the Fourth Proportional to 379,636.08, 566,105.73 and 376,218.51

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Solution

The fourth proportional to 379,636.08, 566,105.73 and 376,218.51 is: 561,009.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,636.08 : 566,105.73 = 376,218.51 : x
  2. Step 2: Convert to fraction form
    379,636.08/566,105.73 = 376,218.51/x
  3. Step 3: Cross multiply
    379,636.08x = 566,105.73 × 376,218.51
  4. Step 4: Simplify right side
    379,636.08x = 212,979,452,361.97
  5. Step 5: Solve for x
    x = 212,979,452,361.97/379,636.08
  6. Step 6: Final answer
    x = 561,009.51

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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.