Home / 746,679.44-1,120,017.02-185,713.94

Finding the Fourth Proportional to 746,679.44, 1,120,017.02 and 185,713.94

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Solution

The fourth proportional to 746,679.44, 1,120,017.02 and 185,713.94 is: 278,570.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,679.44 : 1,120,017.02 = 185,713.94 : x
  2. Step 2: Convert to fraction form
    746,679.44/1,120,017.02 = 185,713.94/x
  3. Step 3: Cross multiply
    746,679.44x = 1,120,017.02 × 185,713.94
  4. Step 4: Simplify right side
    746,679.44x = 208,002,767,122.60
  5. Step 5: Solve for x
    x = 208,002,767,122.60/746,679.44
  6. Step 6: Final answer
    x = 278,570.37

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Double scale
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Similar ratio
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1.5x scale

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.