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Finding the Fourth Proportional to 450,855.86, 622,074.30 and 267,001.58

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Solution

The fourth proportional to 450,855.86, 622,074.30 and 267,001.58 is: 368,398.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,855.86 : 622,074.30 = 267,001.58 : x
  2. Step 2: Convert to fraction form
    450,855.86/622,074.30 = 267,001.58/x
  3. Step 3: Cross multiply
    450,855.86x = 622,074.30 × 267,001.58
  4. Step 4: Simplify right side
    450,855.86x = 166,094,820,977.39
  5. Step 5: Solve for x
    x = 166,094,820,977.39/450,855.86
  6. Step 6: Final answer
    x = 368,398.94

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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.