Home / 902,186.37-1,244,998.12-494,268.34

Finding the Fourth Proportional to 902,186.37, 1,244,998.12 and 494,268.34

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Solution

The fourth proportional to 902,186.37, 1,244,998.12 and 494,268.34 is: 682,079.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,186.37 : 1,244,998.12 = 494,268.34 : x
  2. Step 2: Convert to fraction form
    902,186.37/1,244,998.12 = 494,268.34/x
  3. Step 3: Cross multiply
    902,186.37x = 1,244,998.12 × 494,268.34
  4. Step 4: Simplify right side
    902,186.37x = 615,363,154,075.52
  5. Step 5: Solve for x
    x = 615,363,154,075.52/902,186.37
  6. Step 6: Final answer
    x = 682,079.86

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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.