Home / 734,092.20-1,101,138.30-657,109.80

Finding the Fourth Proportional to 734,092.20, 1,101,138.30 and 657,109.80

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Solution

The fourth proportional to 734,092.20, 1,101,138.30 and 657,109.80 is: 985,664.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,092.20 : 1,101,138.30 = 657,109.80 : x
  2. Step 2: Convert to fraction form
    734,092.20/1,101,138.30 = 657,109.80/x
  3. Step 3: Cross multiply
    734,092.20x = 1,101,138.30 × 657,109.80
  4. Step 4: Simplify right side
    734,092.20x = 723,568,768,085.34
  5. Step 5: Solve for x
    x = 723,568,768,085.34/734,092.20
  6. Step 6: Final answer
    x = 985,664.70

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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.