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Finding the Fourth Proportional to 303,315.90, 454,973.85 and 244,266.90

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Solution

The fourth proportional to 303,315.90, 454,973.85 and 244,266.90 is: 366,400.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,315.90 : 454,973.85 = 244,266.90 : x
  2. Step 2: Convert to fraction form
    303,315.90/454,973.85 = 244,266.90/x
  3. Step 3: Cross multiply
    303,315.90x = 454,973.85 × 244,266.90
  4. Step 4: Simplify right side
    303,315.90x = 111,135,051,920.57
  5. Step 5: Solve for x
    x = 111,135,051,920.57/303,315.90
  6. Step 6: Final answer
    x = 366,400.35

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Double scale
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Similar ratio
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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.