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Finding the Fourth Proportional to 296,633.52, 445,006.44 and 119,154.42

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Solution

The fourth proportional to 296,633.52, 445,006.44 and 119,154.42 is: 178,754.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,633.52 : 445,006.44 = 119,154.42 : x
  2. Step 2: Convert to fraction form
    296,633.52/445,006.44 = 119,154.42/x
  3. Step 3: Cross multiply
    296,633.52x = 445,006.44 × 119,154.42
  4. Step 4: Simplify right side
    296,633.52x = 53,024,484,254.46
  5. Step 5: Solve for x
    x = 53,024,484,254.46/296,633.52
  6. Step 6: Final answer
    x = 178,754.19

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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.