Home / 454,621.41-627,348.54-250,673.64

Finding the Fourth Proportional to 454,621.41, 627,348.54 and 250,673.64

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Solution

The fourth proportional to 454,621.41, 627,348.54 and 250,673.64 is: 345,913.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,621.41 : 627,348.54 = 250,673.64 : x
  2. Step 2: Convert to fraction form
    454,621.41/627,348.54 = 250,673.64/x
  3. Step 3: Cross multiply
    454,621.41x = 627,348.54 × 250,673.64
  4. Step 4: Simplify right side
    454,621.41x = 157,259,740,657.96
  5. Step 5: Solve for x
    x = 157,259,740,657.96/454,621.41
  6. Step 6: Final answer
    x = 345,913.63

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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.