Home / 667,360.40-1,001,040.60-622,745.60

Finding the Fourth Proportional to 667,360.40, 1,001,040.60 and 622,745.60

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Solution

The fourth proportional to 667,360.40, 1,001,040.60 and 622,745.60 is: 934,118.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,360.40 : 1,001,040.60 = 622,745.60 : x
  2. Step 2: Convert to fraction form
    667,360.40/1,001,040.60 = 622,745.60/x
  3. Step 3: Cross multiply
    667,360.40x = 1,001,040.60 × 622,745.60
  4. Step 4: Simplify right side
    667,360.40x = 623,393,629,071.36
  5. Step 5: Solve for x
    x = 623,393,629,071.36/667,360.40
  6. Step 6: Final answer
    x = 934,118.40

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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.