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Finding the Fourth Proportional to 303,317.40, 454,976.10 and 244,268.40

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Solution

The fourth proportional to 303,317.40, 454,976.10 and 244,268.40 is: 366,402.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,317.40 : 454,976.10 = 244,268.40 : x
  2. Step 2: Convert to fraction form
    303,317.40/454,976.10 = 244,268.40/x
  3. Step 3: Cross multiply
    303,317.40x = 454,976.10 × 244,268.40
  4. Step 4: Simplify right side
    303,317.40x = 111,136,283,985.24
  5. Step 5: Solve for x
    x = 111,136,283,985.24/303,317.40
  6. Step 6: Final answer
    x = 366,402.60

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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.