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Finding the Fourth Proportional to 303,302.88, 454,345.30 and 151,041.21

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Solution

The fourth proportional to 303,302.88, 454,345.30 and 151,041.21 is: 226,258.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,302.88 : 454,345.30 = 151,041.21 : x
  2. Step 2: Convert to fraction form
    303,302.88/454,345.30 = 151,041.21/x
  3. Step 3: Cross multiply
    303,302.88x = 454,345.30 × 151,041.21
  4. Step 4: Simplify right side
    303,302.88x = 68,624,862,354.82
  5. Step 5: Solve for x
    x = 68,624,862,354.82/303,302.88
  6. Step 6: Final answer
    x = 226,258.53

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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.