Home / 998,257.50-1,377,592.30-545,548.50

Finding the Fourth Proportional to 998,257.50, 1,377,592.30 and 545,548.50

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Solution

The fourth proportional to 998,257.50, 1,377,592.30 and 545,548.50 is: 752,855.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,257.50 : 1,377,592.30 = 545,548.50 : x
  2. Step 2: Convert to fraction form
    998,257.50/1,377,592.30 = 545,548.50/x
  3. Step 3: Cross multiply
    998,257.50x = 1,377,592.30 × 545,548.50
  4. Step 4: Simplify right side
    998,257.50x = 751,543,412,876.55
  5. Step 5: Solve for x
    x = 751,543,412,876.55/998,257.50
  6. Step 6: Final answer
    x = 752,855.26

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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.