Home / 501,027.46-691,415.37-271,583.86

Finding the Fourth Proportional to 501,027.46, 691,415.37 and 271,583.86

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Solution

The fourth proportional to 501,027.46, 691,415.37 and 271,583.86 is: 374,784.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,027.46 : 691,415.37 = 271,583.86 : x
  2. Step 2: Convert to fraction form
    501,027.46/691,415.37 = 271,583.86/x
  3. Step 3: Cross multiply
    501,027.46x = 691,415.37 × 271,583.86
  4. Step 4: Simplify right side
    501,027.46x = 187,777,255,047.93
  5. Step 5: Solve for x
    x = 187,777,255,047.93/501,027.46
  6. Step 6: Final answer
    x = 374,784.36

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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.