Home / 998,018.37-1,377,263.99-568,298.50

Finding the Fourth Proportional to 998,018.37, 1,377,263.99 and 568,298.50

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Solution

The fourth proportional to 998,018.37, 1,377,263.99 and 568,298.50 is: 784,251.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,018.37 : 1,377,263.99 = 568,298.50 : x
  2. Step 2: Convert to fraction form
    998,018.37/1,377,263.99 = 568,298.50/x
  3. Step 3: Cross multiply
    998,018.37x = 1,377,263.99 × 568,298.50
  4. Step 4: Simplify right side
    998,018.37x = 782,697,059,621.02
  5. Step 5: Solve for x
    x = 782,697,059,621.02/998,018.37
  6. Step 6: Final answer
    x = 784,251.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.