Home / 902,153.31-1,244,961.03-488,682.30

Finding the Fourth Proportional to 902,153.31, 1,244,961.03 and 488,682.30

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Solution

The fourth proportional to 902,153.31, 1,244,961.03 and 488,682.30 is: 674,375.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,153.31 : 1,244,961.03 = 488,682.30 : x
  2. Step 2: Convert to fraction form
    902,153.31/1,244,961.03 = 488,682.30/x
  3. Step 3: Cross multiply
    902,153.31x = 1,244,961.03 × 488,682.30
  4. Step 4: Simplify right side
    902,153.31x = 608,390,419,550.77
  5. Step 5: Solve for x
    x = 608,390,419,550.77/902,153.31
  6. Step 6: Final answer
    x = 674,375.87

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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.