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Finding the Fourth Proportional to 297,202.03, 445,379.82 and 147,294.52

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Solution

The fourth proportional to 297,202.03, 445,379.82 and 147,294.52 is: 220,732.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,202.03 : 445,379.82 = 147,294.52 : x
  2. Step 2: Convert to fraction form
    297,202.03/445,379.82 = 147,294.52/x
  3. Step 3: Cross multiply
    297,202.03x = 445,379.82 × 147,294.52
  4. Step 4: Simplify right side
    297,202.03x = 65,602,006,804.59
  5. Step 5: Solve for x
    x = 65,602,006,804.59/297,202.03
  6. Step 6: Final answer
    x = 220,732.03

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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.