Home / 998,301.29-1,377,655.79-545,592.29

Finding the Fourth Proportional to 998,301.29, 1,377,655.79 and 545,592.29

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Solution

The fourth proportional to 998,301.29, 1,377,655.79 and 545,592.29 is: 752,917.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,301.29 : 1,377,655.79 = 545,592.29 : x
  2. Step 2: Convert to fraction form
    998,301.29/1,377,655.79 = 545,592.29/x
  3. Step 3: Cross multiply
    998,301.29x = 1,377,655.79 × 545,592.29
  4. Step 4: Simplify right side
    998,301.29x = 751,638,367,681.62
  5. Step 5: Solve for x
    x = 751,638,367,681.62/998,301.29
  6. Step 6: Final answer
    x = 752,917.36

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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.