Home / 622,110.40-933,165.60-423,044.80

Finding the Fourth Proportional to 622,110.40, 933,165.60 and 423,044.80

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Solution

The fourth proportional to 622,110.40, 933,165.60 and 423,044.80 is: 634,567.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,110.40 : 933,165.60 = 423,044.80 : x
  2. Step 2: Convert to fraction form
    622,110.40/933,165.60 = 423,044.80/x
  3. Step 3: Cross multiply
    622,110.40x = 933,165.60 × 423,044.80
  4. Step 4: Simplify right side
    622,110.40x = 394,770,854,618.88
  5. Step 5: Solve for x
    x = 394,770,854,618.88/622,110.40
  6. Step 6: Final answer
    x = 634,567.20

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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.