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Finding the Fourth Proportional to 303,435, 454,542.66 and 151,173.06

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Solution

The fourth proportional to 303,435, 454,542.66 and 151,173.06 is: 226,455.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,435 : 454,542.66 = 151,173.06 : x
  2. Step 2: Convert to fraction form
    303,435/454,542.66 = 151,173.06/x
  3. Step 3: Cross multiply
    303,435x = 454,542.66 × 151,173.06
  4. Step 4: Simplify right side
    303,435x = 68,714,604,812.74
  5. Step 5: Solve for x
    x = 68,714,604,812.74/303,435
  6. Step 6: Final answer
    x = 226,455.76

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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.