Home / 998,034.08-1,377,270.96-545,315.36

Finding the Fourth Proportional to 998,034.08, 1,377,270.96 and 545,315.36

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Solution

The fourth proportional to 998,034.08, 1,377,270.96 and 545,315.36 is: 752,526.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,034.08 : 1,377,270.96 = 545,315.36 : x
  2. Step 2: Convert to fraction form
    998,034.08/1,377,270.96 = 545,315.36/x
  3. Step 3: Cross multiply
    998,034.08x = 1,377,270.96 × 545,315.36
  4. Step 4: Simplify right side
    998,034.08x = 751,047,009,369.95
  5. Step 5: Solve for x
    x = 751,047,009,369.95/998,034.08
  6. Step 6: Final answer
    x = 752,526.42

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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.