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Finding the Fourth Proportional to 450,361.62, 674,465.94 and 250,185.51

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Solution

The fourth proportional to 450,361.62, 674,465.94 and 250,185.51 is: 374,680.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,361.62 : 674,465.94 = 250,185.51 : x
  2. Step 2: Convert to fraction form
    450,361.62/674,465.94 = 250,185.51/x
  3. Step 3: Cross multiply
    450,361.62x = 674,465.94 × 250,185.51
  4. Step 4: Simplify right side
    450,361.62x = 168,741,605,176.53
  5. Step 5: Solve for x
    x = 168,741,605,176.53/450,361.62
  6. Step 6: Final answer
    x = 374,680.25

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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.