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Finding the Fourth Proportional to 297,706.86, 446,395.95 and 155,196.54

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Solution

The fourth proportional to 297,706.86, 446,395.95 and 155,196.54 is: 232,709.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,706.86 : 446,395.95 = 155,196.54 : x
  2. Step 2: Convert to fraction form
    297,706.86/446,395.95 = 155,196.54/x
  3. Step 3: Cross multiply
    297,706.86x = 446,395.95 × 155,196.54
  4. Step 4: Simplify right side
    297,706.86x = 69,279,106,910.01
  5. Step 5: Solve for x
    x = 69,279,106,910.01/297,706.86
  6. Step 6: Final answer
    x = 232,709.14

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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.