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Finding the Fourth Proportional to 297,307.54, 410,284.67 and 161,341.49

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Solution

The fourth proportional to 297,307.54, 410,284.67 and 161,341.49 is: 222,651.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,307.54 : 410,284.67 = 161,341.49 : x
  2. Step 2: Convert to fraction form
    297,307.54/410,284.67 = 161,341.49/x
  3. Step 3: Cross multiply
    297,307.54x = 410,284.67 × 161,341.49
  4. Step 4: Simplify right side
    297,307.54x = 66,195,937,123.83
  5. Step 5: Solve for x
    x = 66,195,937,123.83/297,307.54
  6. Step 6: Final answer
    x = 222,651.39

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1.5x scale

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.