Home / 998,020.37-1,377,266.75-568,300.50

Finding the Fourth Proportional to 998,020.37, 1,377,266.75 and 568,300.50

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Solution

The fourth proportional to 998,020.37, 1,377,266.75 and 568,300.50 is: 784,253.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,020.37 : 1,377,266.75 = 568,300.50 : x
  2. Step 2: Convert to fraction form
    998,020.37/1,377,266.75 = 568,300.50/x
  3. Step 3: Cross multiply
    998,020.37x = 1,377,266.75 × 568,300.50
  4. Step 4: Simplify right side
    998,020.37x = 782,701,379,816.87
  5. Step 5: Solve for x
    x = 782,701,379,816.87/998,020.37
  6. Step 6: Final answer
    x = 784,253.92

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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.