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Finding the Fourth Proportional to 227,929.60, 342,477.60 and 202,268.80

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Solution

The fourth proportional to 227,929.60, 342,477.60 and 202,268.80 is: 303,920.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,929.60 : 342,477.60 = 202,268.80 : x
  2. Step 2: Convert to fraction form
    227,929.60/342,477.60 = 202,268.80/x
  3. Step 3: Cross multiply
    227,929.60x = 342,477.60 × 202,268.80
  4. Step 4: Simplify right side
    227,929.60x = 69,272,533,178.88
  5. Step 5: Solve for x
    x = 69,272,533,178.88/227,929.60
  6. Step 6: Final answer
    x = 303,920.74

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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.