Home / 998,281.36-1,377,132.33-590,184.43

Finding the Fourth Proportional to 998,281.36, 1,377,132.33 and 590,184.43

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Solution

The fourth proportional to 998,281.36, 1,377,132.33 and 590,184.43 is: 814,161.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,281.36 : 1,377,132.33 = 590,184.43 : x
  2. Step 2: Convert to fraction form
    998,281.36/1,377,132.33 = 590,184.43/x
  3. Step 3: Cross multiply
    998,281.36x = 1,377,132.33 × 590,184.43
  4. Step 4: Simplify right side
    998,281.36x = 812,762,057,985.98
  5. Step 5: Solve for x
    x = 812,762,057,985.98/998,281.36
  6. Step 6: Final answer
    x = 814,161.31

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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.