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Finding the Fourth Proportional to 362,708.60, 544,500.30 and 202,911.80

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Solution

The fourth proportional to 362,708.60, 544,500.30 and 202,911.80 is: 304,612.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,708.60 : 544,500.30 = 202,911.80 : x
  2. Step 2: Convert to fraction form
    362,708.60/544,500.30 = 202,911.80/x
  3. Step 3: Cross multiply
    362,708.60x = 544,500.30 × 202,911.80
  4. Step 4: Simplify right side
    362,708.60x = 110,485,535,973.54
  5. Step 5: Solve for x
    x = 110,485,535,973.54/362,708.60
  6. Step 6: Final answer
    x = 304,612.40

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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.