Home / 376,772.97-519,829.44-231,426.33

Finding the Fourth Proportional to 376,772.97, 519,829.44 and 231,426.33

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Solution

The fourth proportional to 376,772.97, 519,829.44 and 231,426.33 is: 319,296.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,772.97 : 519,829.44 = 231,426.33 : x
  2. Step 2: Convert to fraction form
    376,772.97/519,829.44 = 231,426.33/x
  3. Step 3: Cross multiply
    376,772.97x = 519,829.44 × 231,426.33
  4. Step 4: Simplify right side
    376,772.97x = 120,302,219,525.16
  5. Step 5: Solve for x
    x = 120,302,219,525.16/376,772.97
  6. Step 6: Final answer
    x = 319,296.31

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1.5x scale

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.