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Finding the Fourth Proportional to 364,796.40, 503,405.92 and 228,903.52

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Solution

The fourth proportional to 364,796.40, 503,405.92 and 228,903.52 is: 315,878.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,796.40 : 503,405.92 = 228,903.52 : x
  2. Step 2: Convert to fraction form
    364,796.40/503,405.92 = 228,903.52/x
  3. Step 3: Cross multiply
    364,796.40x = 503,405.92 × 228,903.52
  4. Step 4: Simplify right side
    364,796.40x = 115,231,387,076.84
  5. Step 5: Solve for x
    x = 115,231,387,076.84/364,796.40
  6. Step 6: Final answer
    x = 315,878.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.