Home / 930,543.46-1,395,052.46-331,163.30

Finding the Fourth Proportional to 930,543.46, 1,395,052.46 and 331,163.30

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Solution

The fourth proportional to 930,543.46, 1,395,052.46 and 331,163.30 is: 496,473.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,543.46 : 1,395,052.46 = 331,163.30 : x
  2. Step 2: Convert to fraction form
    930,543.46/1,395,052.46 = 331,163.30/x
  3. Step 3: Cross multiply
    930,543.46x = 1,395,052.46 × 331,163.30
  4. Step 4: Simplify right side
    930,543.46x = 461,990,176,326.72
  5. Step 5: Solve for x
    x = 461,990,176,326.72/930,543.46
  6. Step 6: Final answer
    x = 496,473.51

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Double scale
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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.