Home / 703,382.88-1,055,071.14-170,905.34

Finding the Fourth Proportional to 703,382.88, 1,055,071.14 and 170,905.34

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Solution

The fourth proportional to 703,382.88, 1,055,071.14 and 170,905.34 is: 256,357.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,382.88 : 1,055,071.14 = 170,905.34 : x
  2. Step 2: Convert to fraction form
    703,382.88/1,055,071.14 = 170,905.34/x
  3. Step 3: Cross multiply
    703,382.88x = 1,055,071.14 × 170,905.34
  4. Step 4: Simplify right side
    703,382.88x = 180,317,291,905.89
  5. Step 5: Solve for x
    x = 180,317,291,905.89/703,382.88
  6. Step 6: Final answer
    x = 256,357.24

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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.