Home / 703,622.76-1,055,434.14-171,144.16

Finding the Fourth Proportional to 703,622.76, 1,055,434.14 and 171,144.16

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Solution

The fourth proportional to 703,622.76, 1,055,434.14 and 171,144.16 is: 256,716.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,622.76 : 1,055,434.14 = 171,144.16 : x
  2. Step 2: Convert to fraction form
    703,622.76/1,055,434.14 = 171,144.16/x
  3. Step 3: Cross multiply
    703,622.76x = 1,055,434.14 × 171,144.16
  4. Step 4: Simplify right side
    703,622.76x = 180,631,389,325.62
  5. Step 5: Solve for x
    x = 180,631,389,325.62/703,622.76
  6. Step 6: Final answer
    x = 256,716.24

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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.