Home / 901,033.64-1,350,809.60-421,024.03

Finding the Fourth Proportional to 901,033.64, 1,350,809.60 and 421,024.03

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Solution

The fourth proportional to 901,033.64, 1,350,809.60 and 421,024.03 is: 631,189.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,033.64 : 1,350,809.60 = 421,024.03 : x
  2. Step 2: Convert to fraction form
    901,033.64/1,350,809.60 = 421,024.03/x
  3. Step 3: Cross multiply
    901,033.64x = 1,350,809.60 × 421,024.03
  4. Step 4: Simplify right side
    901,033.64x = 568,723,296,072.54
  5. Step 5: Solve for x
    x = 568,723,296,072.54/901,033.64
  6. Step 6: Final answer
    x = 631,189.86

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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.