Home / 379,027.17-567,634.37-218,616.83

Finding the Fourth Proportional to 379,027.17, 567,634.37 and 218,616.83

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Solution

The fourth proportional to 379,027.17, 567,634.37 and 218,616.83 is: 327,402.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,027.17 : 567,634.37 = 218,616.83 : x
  2. Step 2: Convert to fraction form
    379,027.17/567,634.37 = 218,616.83/x
  3. Step 3: Cross multiply
    379,027.17x = 567,634.37 × 218,616.83
  4. Step 4: Simplify right side
    379,027.17x = 124,094,422,637.19
  5. Step 5: Solve for x
    x = 124,094,422,637.19/379,027.17
  6. Step 6: Final answer
    x = 327,402.45

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1.5x scale

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.