Home / 703,490.10-1,055,227.36-171,011.64

Finding the Fourth Proportional to 703,490.10, 1,055,227.36 and 171,011.64

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Solution

The fourth proportional to 703,490.10, 1,055,227.36 and 171,011.64 is: 256,515.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,490.10 : 1,055,227.36 = 171,011.64 : x
  2. Step 2: Convert to fraction form
    703,490.10/1,055,227.36 = 171,011.64/x
  3. Step 3: Cross multiply
    703,490.10x = 1,055,227.36 × 171,011.64
  4. Step 4: Simplify right side
    703,490.10x = 180,456,157,021.84
  5. Step 5: Solve for x
    x = 180,456,157,021.84/703,490.10
  6. Step 6: Final answer
    x = 256,515.56

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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.