Home / 728,069.70-1,092,104.55-550,922.70

Finding the Fourth Proportional to 728,069.70, 1,092,104.55 and 550,922.70

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Solution

The fourth proportional to 728,069.70, 1,092,104.55 and 550,922.70 is: 826,384.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,069.70 : 1,092,104.55 = 550,922.70 : x
  2. Step 2: Convert to fraction form
    728,069.70/1,092,104.55 = 550,922.70/x
  3. Step 3: Cross multiply
    728,069.70x = 1,092,104.55 × 550,922.70
  4. Step 4: Simplify right side
    728,069.70x = 601,665,187,368.29
  5. Step 5: Solve for x
    x = 601,665,187,368.29/728,069.70
  6. Step 6: Final answer
    x = 826,384.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.