Home / 717,142.21-1,077,549.32-541,305.25

Finding the Fourth Proportional to 717,142.21, 1,077,549.32 and 541,305.25

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Solution

The fourth proportional to 717,142.21, 1,077,549.32 and 541,305.25 is: 813,343.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,142.21 : 1,077,549.32 = 541,305.25 : x
  2. Step 2: Convert to fraction form
    717,142.21/1,077,549.32 = 541,305.25/x
  3. Step 3: Cross multiply
    717,142.21x = 1,077,549.32 × 541,305.25
  4. Step 4: Simplify right side
    717,142.21x = 583,283,104,049.93
  5. Step 5: Solve for x
    x = 583,283,104,049.93/717,142.21
  6. Step 6: Final answer
    x = 813,343.71

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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.