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Finding the Fourth Proportional to 303,244.20, 454,866.30 and 103,498.20

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Solution

The fourth proportional to 303,244.20, 454,866.30 and 103,498.20 is: 155,247.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,244.20 : 454,866.30 = 103,498.20 : x
  2. Step 2: Convert to fraction form
    303,244.20/454,866.30 = 103,498.20/x
  3. Step 3: Cross multiply
    303,244.20x = 454,866.30 × 103,498.20
  4. Step 4: Simplify right side
    303,244.20x = 47,077,843,290.66
  5. Step 5: Solve for x
    x = 47,077,843,290.66/303,244.20
  6. Step 6: Final answer
    x = 155,247.30

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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.