Home / 675,998.40-1,013,997.60-344,222.40

Finding the Fourth Proportional to 675,998.40, 1,013,997.60 and 344,222.40

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Solution

The fourth proportional to 675,998.40, 1,013,997.60 and 344,222.40 is: 516,333.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,998.40 : 1,013,997.60 = 344,222.40 : x
  2. Step 2: Convert to fraction form
    675,998.40/1,013,997.60 = 344,222.40/x
  3. Step 3: Cross multiply
    675,998.40x = 1,013,997.60 × 344,222.40
  4. Step 4: Simplify right side
    675,998.40x = 349,040,687,466.24
  5. Step 5: Solve for x
    x = 349,040,687,466.24/675,998.40
  6. Step 6: Final answer
    x = 516,333.60

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Similar ratio
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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.