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Finding the Fourth Proportional to 303,419.34, 454,979.22 and 93,006.54

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Solution

The fourth proportional to 303,419.34, 454,979.22 and 93,006.54 is: 139,463.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,419.34 : 454,979.22 = 93,006.54 : x
  2. Step 2: Convert to fraction form
    303,419.34/454,979.22 = 93,006.54/x
  3. Step 3: Cross multiply
    303,419.34x = 454,979.22 × 93,006.54
  4. Step 4: Simplify right side
    303,419.34x = 42,316,043,024.10
  5. Step 5: Solve for x
    x = 42,316,043,024.10/303,419.34
  6. Step 6: Final answer
    x = 139,463.90

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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.