Home / 998,003.80-1,497,945.30-525,028.60

Finding the Fourth Proportional to 998,003.80, 1,497,945.30 and 525,028.60

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Solution

The fourth proportional to 998,003.80, 1,497,945.30 and 525,028.60 is: 788,037.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,003.80 : 1,497,945.30 = 525,028.60 : x
  2. Step 2: Convert to fraction form
    998,003.80/1,497,945.30 = 525,028.60/x
  3. Step 3: Cross multiply
    998,003.80x = 1,497,945.30 × 525,028.60
  4. Step 4: Simplify right side
    998,003.80x = 786,464,123,735.58
  5. Step 5: Solve for x
    x = 786,464,123,735.58/998,003.80
  6. Step 6: Final answer
    x = 788,037.20

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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.