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Finding the Fourth Proportional to 450,801.73, 622,078.77 and 246,855.07

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Solution

The fourth proportional to 450,801.73, 622,078.77 and 246,855.07 is: 340,644.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,801.73 : 622,078.77 = 246,855.07 : x
  2. Step 2: Convert to fraction form
    450,801.73/622,078.77 = 246,855.07/x
  3. Step 3: Cross multiply
    450,801.73x = 622,078.77 × 246,855.07
  4. Step 4: Simplify right side
    450,801.73x = 153,563,298,313.86
  5. Step 5: Solve for x
    x = 153,563,298,313.86/450,801.73
  6. Step 6: Final answer
    x = 340,644.87

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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.