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Finding the Fourth Proportional to 323,547.26, 446,475.60 and 178,346.70

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Solution

The fourth proportional to 323,547.26, 446,475.60 and 178,346.70 is: 246,107.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,547.26 : 446,475.60 = 178,346.70 : x
  2. Step 2: Convert to fraction form
    323,547.26/446,475.60 = 178,346.70/x
  3. Step 3: Cross multiply
    323,547.26x = 446,475.60 × 178,346.70
  4. Step 4: Simplify right side
    323,547.26x = 79,627,449,890.52
  5. Step 5: Solve for x
    x = 79,627,449,890.52/323,547.26
  6. Step 6: Final answer
    x = 246,107.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.