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Finding the Fourth Proportional to 259,995.41, 358,446.71 and 206,457.65

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Solution

The fourth proportional to 259,995.41, 358,446.71 and 206,457.65 is: 284,636.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,995.41 : 358,446.71 = 206,457.65 : x
  2. Step 2: Convert to fraction form
    259,995.41/358,446.71 = 206,457.65/x
  3. Step 3: Cross multiply
    259,995.41x = 358,446.71 × 206,457.65
  4. Step 4: Simplify right side
    259,995.41x = 74,004,064,364.54
  5. Step 5: Solve for x
    x = 74,004,064,364.54/259,995.41
  6. Step 6: Final answer
    x = 284,636.04

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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.