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Finding the Fourth Proportional to 589,895.80, 885,062.40 and 235,164.40

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Solution

The fourth proportional to 589,895.80, 885,062.40 and 235,164.40 is: 352,833.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,895.80 : 885,062.40 = 235,164.40 : x
  2. Step 2: Convert to fraction form
    589,895.80/885,062.40 = 235,164.40/x
  3. Step 3: Cross multiply
    589,895.80x = 885,062.40 × 235,164.40
  4. Step 4: Simplify right side
    589,895.80x = 208,135,168,258.56
  5. Step 5: Solve for x
    x = 208,135,168,258.56/589,895.80
  6. Step 6: Final answer
    x = 352,833.79

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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.