Home / 269,207.34-403,364.61-163,707.18

Finding the Fourth Proportional to 269,207.34, 403,364.61 and 163,707.18

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Solution

The fourth proportional to 269,207.34, 403,364.61 and 163,707.18 is: 245,289.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,207.34 : 403,364.61 = 163,707.18 : x
  2. Step 2: Convert to fraction form
    269,207.34/403,364.61 = 163,707.18/x
  3. Step 3: Cross multiply
    269,207.34x = 403,364.61 × 163,707.18
  4. Step 4: Simplify right side
    269,207.34x = 66,033,682,814.90
  5. Step 5: Solve for x
    x = 66,033,682,814.90/269,207.34
  6. Step 6: Final answer
    x = 245,289.31

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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.