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Finding the Fourth Proportional to 450,851, 622,169.92 and 244,118.40

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Solution

The fourth proportional to 450,851, 622,169.92 and 244,118.40 is: 336,880.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,851 : 622,169.92 = 244,118.40 : x
  2. Step 2: Convert to fraction form
    450,851/622,169.92 = 244,118.40/x
  3. Step 3: Cross multiply
    450,851x = 622,169.92 × 244,118.40
  4. Step 4: Simplify right side
    450,851x = 151,883,125,398.53
  5. Step 5: Solve for x
    x = 151,883,125,398.53/450,851
  6. Step 6: Final answer
    x = 336,880.98

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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.