Home / 754,025.25-1,131,028.02-185,411.27

Finding the Fourth Proportional to 754,025.25, 1,131,028.02 and 185,411.27

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Solution

The fourth proportional to 754,025.25, 1,131,028.02 and 185,411.27 is: 278,114.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,025.25 : 1,131,028.02 = 185,411.27 : x
  2. Step 2: Convert to fraction form
    754,025.25/1,131,028.02 = 185,411.27/x
  3. Step 3: Cross multiply
    754,025.25x = 1,131,028.02 × 185,411.27
  4. Step 4: Simplify right side
    754,025.25x = 209,705,346,271.30
  5. Step 5: Solve for x
    x = 209,705,346,271.30/754,025.25
  6. Step 6: Final answer
    x = 278,114.49

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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.