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Finding the Fourth Proportional to 450,403.62, 674,528.94 and 250,227.51

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Solution

The fourth proportional to 450,403.62, 674,528.94 and 250,227.51 is: 374,743.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,403.62 : 674,528.94 = 250,227.51 : x
  2. Step 2: Convert to fraction form
    450,403.62/674,528.94 = 250,227.51/x
  3. Step 3: Cross multiply
    450,403.62x = 674,528.94 × 250,227.51
  4. Step 4: Simplify right side
    450,403.62x = 168,785,697,079.14
  5. Step 5: Solve for x
    x = 168,785,697,079.14/450,403.62
  6. Step 6: Final answer
    x = 374,743.21

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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.