Home / 330,264.03-495,393.43-196,256.82

Finding the Fourth Proportional to 330,264.03, 495,393.43 and 196,256.82

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Solution

The fourth proportional to 330,264.03, 495,393.43 and 196,256.82 is: 294,383.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,264.03 : 495,393.43 = 196,256.82 : x
  2. Step 2: Convert to fraction form
    330,264.03/495,393.43 = 196,256.82/x
  3. Step 3: Cross multiply
    330,264.03x = 495,393.43 × 196,256.82
  4. Step 4: Simplify right side
    330,264.03x = 97,224,341,231.74
  5. Step 5: Solve for x
    x = 97,224,341,231.74/330,264.03
  6. Step 6: Final answer
    x = 294,383.68

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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.