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Finding the Fourth Proportional to 314,968.40, 472,452.60 and 244,109.60

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Solution

The fourth proportional to 314,968.40, 472,452.60 and 244,109.60 is: 366,164.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,968.40 : 472,452.60 = 244,109.60 : x
  2. Step 2: Convert to fraction form
    314,968.40/472,452.60 = 244,109.60/x
  3. Step 3: Cross multiply
    314,968.40x = 472,452.60 × 244,109.60
  4. Step 4: Simplify right side
    314,968.40x = 115,330,215,204.96
  5. Step 5: Solve for x
    x = 115,330,215,204.96/314,968.40
  6. Step 6: Final answer
    x = 366,164.40

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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.