Home / 235,701.55-324,446.61-205,434.28

Finding the Fourth Proportional to 235,701.55, 324,446.61 and 205,434.28

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Solution

The fourth proportional to 235,701.55, 324,446.61 and 205,434.28 is: 282,783.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,701.55 : 324,446.61 = 205,434.28 : x
  2. Step 2: Convert to fraction form
    235,701.55/324,446.61 = 205,434.28/x
  3. Step 3: Cross multiply
    235,701.55x = 324,446.61 × 205,434.28
  4. Step 4: Simplify right side
    235,701.55x = 66,652,455,723.79
  5. Step 5: Solve for x
    x = 66,652,455,723.79/235,701.55
  6. Step 6: Final answer
    x = 282,783.27

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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.