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Finding the Fourth Proportional to 536,219.82, 804,428.61 and 176,410.92

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Solution

The fourth proportional to 536,219.82, 804,428.61 and 176,410.92 is: 264,648.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,219.82 : 804,428.61 = 176,410.92 : x
  2. Step 2: Convert to fraction form
    536,219.82/804,428.61 = 176,410.92/x
  3. Step 3: Cross multiply
    536,219.82x = 804,428.61 × 176,410.92
  4. Step 4: Simplify right side
    536,219.82x = 141,909,991,164.42
  5. Step 5: Solve for x
    x = 141,909,991,164.42/536,219.82
  6. Step 6: Final answer
    x = 264,648.91

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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.