Home / 360,257.35-497,158.83-196,918.53

Finding the Fourth Proportional to 360,257.35, 497,158.83 and 196,918.53

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Solution

The fourth proportional to 360,257.35, 497,158.83 and 196,918.53 is: 271,749.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,257.35 : 497,158.83 = 196,918.53 : x
  2. Step 2: Convert to fraction form
    360,257.35/497,158.83 = 196,918.53/x
  3. Step 3: Cross multiply
    360,257.35x = 497,158.83 × 196,918.53
  4. Step 4: Simplify right side
    360,257.35x = 97,899,785,980.12
  5. Step 5: Solve for x
    x = 97,899,785,980.12/360,257.35
  6. Step 6: Final answer
    x = 271,749.59

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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.