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Finding the Fourth Proportional to 303,248.66, 454,795.23 and 125,806.10

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Solution

The fourth proportional to 303,248.66, 454,795.23 and 125,806.10 is: 188,676.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,248.66 : 454,795.23 = 125,806.10 : x
  2. Step 2: Convert to fraction form
    303,248.66/454,795.23 = 125,806.10/x
  3. Step 3: Cross multiply
    303,248.66x = 454,795.23 × 125,806.10
  4. Step 4: Simplify right side
    303,248.66x = 57,216,014,184.90
  5. Step 5: Solve for x
    x = 57,216,014,184.90/303,248.66
  6. Step 6: Final answer
    x = 188,676.89

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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.