Home / 703,434.80-1,055,153.64-170,956.64

Finding the Fourth Proportional to 703,434.80, 1,055,153.64 and 170,956.64

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Solution

The fourth proportional to 703,434.80, 1,055,153.64 and 170,956.64 is: 256,435.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,434.80 : 1,055,153.64 = 170,956.64 : x
  2. Step 2: Convert to fraction form
    703,434.80/1,055,153.64 = 170,956.64/x
  3. Step 3: Cross multiply
    703,434.80x = 1,055,153.64 × 170,956.64
  4. Step 4: Simplify right side
    703,434.80x = 180,385,520,978.17
  5. Step 5: Solve for x
    x = 180,385,520,978.17/703,434.80
  6. Step 6: Final answer
    x = 256,435.31

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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.