Home / 938,237.31-1,407,320.69-273,372.03

Finding the Fourth Proportional to 938,237.31, 1,407,320.69 and 273,372.03

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Solution

The fourth proportional to 938,237.31, 1,407,320.69 and 273,372.03 is: 410,047.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,237.31 : 1,407,320.69 = 273,372.03 : x
  2. Step 2: Convert to fraction form
    938,237.31/1,407,320.69 = 273,372.03/x
  3. Step 3: Cross multiply
    938,237.31x = 1,407,320.69 × 273,372.03
  4. Step 4: Simplify right side
    938,237.31x = 384,722,112,519.44
  5. Step 5: Solve for x
    x = 384,722,112,519.44/938,237.31
  6. Step 6: Final answer
    x = 410,047.77

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1.5x scale

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.