Home / 901,034.64-1,350,811.09-421,025.03

Finding the Fourth Proportional to 901,034.64, 1,350,811.09 and 421,025.03

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Solution

The fourth proportional to 901,034.64, 1,350,811.09 and 421,025.03 is: 631,191.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,034.64 : 1,350,811.09 = 421,025.03 : x
  2. Step 2: Convert to fraction form
    901,034.64/1,350,811.09 = 421,025.03/x
  3. Step 3: Cross multiply
    901,034.64x = 1,350,811.09 × 421,025.03
  4. Step 4: Simplify right side
    901,034.64x = 568,725,279,691.58
  5. Step 5: Solve for x
    x = 568,725,279,691.58/901,034.64
  6. Step 6: Final answer
    x = 631,191.36

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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.