Home / 609,028.12-913,804.80-254,112.04

Finding the Fourth Proportional to 609,028.12, 913,804.80 and 254,112.04

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Solution

The fourth proportional to 609,028.12, 913,804.80 and 254,112.04 is: 381,277.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,028.12 : 913,804.80 = 254,112.04 : x
  2. Step 2: Convert to fraction form
    609,028.12/913,804.80 = 254,112.04/x
  3. Step 3: Cross multiply
    609,028.12x = 913,804.80 × 254,112.04
  4. Step 4: Simplify right side
    609,028.12x = 232,208,801,889.79
  5. Step 5: Solve for x
    x = 232,208,801,889.79/609,028.12
  6. Step 6: Final answer
    x = 381,277.64

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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.