Home / 358,914.35-495,215.14-236,393.75

Finding the Fourth Proportional to 358,914.35, 495,215.14 and 236,393.75

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Solution

The fourth proportional to 358,914.35, 495,215.14 and 236,393.75 is: 326,166.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,914.35 : 495,215.14 = 236,393.75 : x
  2. Step 2: Convert to fraction form
    358,914.35/495,215.14 = 236,393.75/x
  3. Step 3: Cross multiply
    358,914.35x = 495,215.14 × 236,393.75
  4. Step 4: Simplify right side
    358,914.35x = 117,065,760,343.33
  5. Step 5: Solve for x
    x = 117,065,760,343.33/358,914.35
  6. Step 6: Final answer
    x = 326,166.29

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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.