Home / 998,499.02-1,498,122.66-518,427.14

Finding the Fourth Proportional to 998,499.02, 1,498,122.66 and 518,427.14

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Solution

The fourth proportional to 998,499.02, 1,498,122.66 and 518,427.14 is: 777,834.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,499.02 : 1,498,122.66 = 518,427.14 : x
  2. Step 2: Convert to fraction form
    998,499.02/1,498,122.66 = 518,427.14/x
  3. Step 3: Cross multiply
    998,499.02x = 1,498,122.66 × 518,427.14
  4. Step 4: Simplify right side
    998,499.02x = 776,667,445,992.99
  5. Step 5: Solve for x
    x = 776,667,445,992.99/998,499.02
  6. Step 6: Final answer
    x = 777,834.96

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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.