Home / 842,122.04-1,162,100.68-532,190.27

Finding the Fourth Proportional to 842,122.04, 1,162,100.68 and 532,190.27

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Solution

The fourth proportional to 842,122.04, 1,162,100.68 and 532,190.27 is: 734,405.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,122.04 : 1,162,100.68 = 532,190.27 : x
  2. Step 2: Convert to fraction form
    842,122.04/1,162,100.68 = 532,190.27/x
  3. Step 3: Cross multiply
    842,122.04x = 1,162,100.68 × 532,190.27
  4. Step 4: Simplify right side
    842,122.04x = 618,458,676,231.16
  5. Step 5: Solve for x
    x = 618,458,676,231.16/842,122.04
  6. Step 6: Final answer
    x = 734,405.05

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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.