Home / 872,238.44-1,203,512.62-509,592.26

Finding the Fourth Proportional to 872,238.44, 1,203,512.62 and 509,592.26

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Solution

The fourth proportional to 872,238.44, 1,203,512.62 and 509,592.26 is: 703,134.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,238.44 : 1,203,512.62 = 509,592.26 : x
  2. Step 2: Convert to fraction form
    872,238.44/1,203,512.62 = 509,592.26/x
  3. Step 3: Cross multiply
    872,238.44x = 1,203,512.62 × 509,592.26
  4. Step 4: Simplify right side
    872,238.44x = 613,300,715,964.32
  5. Step 5: Solve for x
    x = 613,300,715,964.32/872,238.44
  6. Step 6: Final answer
    x = 703,134.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.