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Finding the Fourth Proportional to 297,329.74, 410,315.32 and 161,363.71

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Solution

The fourth proportional to 297,329.74, 410,315.32 and 161,363.71 is: 222,682.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,329.74 : 410,315.32 = 161,363.71 : x
  2. Step 2: Convert to fraction form
    297,329.74/410,315.32 = 161,363.71/x
  3. Step 3: Cross multiply
    297,329.74x = 410,315.32 × 161,363.71
  4. Step 4: Simplify right side
    297,329.74x = 66,210,003,019.64
  5. Step 5: Solve for x
    x = 66,210,003,019.64/297,329.74
  6. Step 6: Final answer
    x = 222,682.08

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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.