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Finding the Fourth Proportional to 207,295.60, 309,326.64 and 184,955.44

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Solution

The fourth proportional to 207,295.60, 309,326.64 and 184,955.44 is: 275,990.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,295.60 : 309,326.64 = 184,955.44 : x
  2. Step 2: Convert to fraction form
    207,295.60/309,326.64 = 184,955.44/x
  3. Step 3: Cross multiply
    207,295.60x = 309,326.64 × 184,955.44
  4. Step 4: Simplify right side
    207,295.60x = 57,211,644,804.92
  5. Step 5: Solve for x
    x = 57,211,644,804.92/207,295.60
  6. Step 6: Final answer
    x = 275,990.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.