Home / 448,135.43-618,419.07-244,188.05

Finding the Fourth Proportional to 448,135.43, 618,419.07 and 244,188.05

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Solution

The fourth proportional to 448,135.43, 618,419.07 and 244,188.05 is: 336,975.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,135.43 : 618,419.07 = 244,188.05 : x
  2. Step 2: Convert to fraction form
    448,135.43/618,419.07 = 244,188.05/x
  3. Step 3: Cross multiply
    448,135.43x = 618,419.07 × 244,188.05
  4. Step 4: Simplify right side
    448,135.43x = 151,010,543,694.02
  5. Step 5: Solve for x
    x = 151,010,543,694.02/448,135.43
  6. Step 6: Final answer
    x = 336,975.24

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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.