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Finding the Fourth Proportional to 450,849, 622,167.16 and 244,116.40

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Solution

The fourth proportional to 450,849, 622,167.16 and 244,116.40 is: 336,878.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,849 : 622,167.16 = 244,116.40 : x
  2. Step 2: Convert to fraction form
    450,849/622,167.16 = 244,116.40/x
  3. Step 3: Cross multiply
    450,849x = 622,167.16 × 244,116.40
  4. Step 4: Simplify right side
    450,849x = 151,881,207,297.42
  5. Step 5: Solve for x
    x = 151,881,207,297.42/450,849
  6. Step 6: Final answer
    x = 336,878.22

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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.