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Finding the Fourth Proportional to 297,240.10, 445,766.48 and 97,513.94

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Solution

The fourth proportional to 297,240.10, 445,766.48 and 97,513.94 is: 146,240.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,240.10 : 445,766.48 = 97,513.94 : x
  2. Step 2: Convert to fraction form
    297,240.10/445,766.48 = 97,513.94/x
  3. Step 3: Cross multiply
    297,240.10x = 445,766.48 × 97,513.94
  4. Step 4: Simplify right side
    297,240.10x = 43,468,446,411.58
  5. Step 5: Solve for x
    x = 43,468,446,411.58/297,240.10
  6. Step 6: Final answer
    x = 146,240.18

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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.