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Finding the Fourth Proportional to 341,646.10, 512,906.55 and 181,849.30

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Solution

The fourth proportional to 341,646.10, 512,906.55 and 181,849.30 is: 273,006.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,646.10 : 512,906.55 = 181,849.30 : x
  2. Step 2: Convert to fraction form
    341,646.10/512,906.55 = 181,849.30/x
  3. Step 3: Cross multiply
    341,646.10x = 512,906.55 × 181,849.30
  4. Step 4: Simplify right side
    341,646.10x = 93,271,697,082.92
  5. Step 5: Solve for x
    x = 93,271,697,082.92/341,646.10
  6. Step 6: Final answer
    x = 273,006.77

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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.