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Finding the Fourth Proportional to 204,030.70, 306,046.05 and 202,062.40

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Solution

The fourth proportional to 204,030.70, 306,046.05 and 202,062.40 is: 303,093.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,030.70 : 306,046.05 = 202,062.40 : x
  2. Step 2: Convert to fraction form
    204,030.70/306,046.05 = 202,062.40/x
  3. Step 3: Cross multiply
    204,030.70x = 306,046.05 × 202,062.40
  4. Step 4: Simplify right side
    204,030.70x = 61,840,399,373.52
  5. Step 5: Solve for x
    x = 61,840,399,373.52/204,030.70
  6. Step 6: Final answer
    x = 303,093.60

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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.