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Finding the Fourth Proportional to 570,964.44, 787,874.58 and 325,952.28

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Solution

The fourth proportional to 570,964.44, 787,874.58 and 325,952.28 is: 449,781.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,964.44 : 787,874.58 = 325,952.28 : x
  2. Step 2: Convert to fraction form
    570,964.44/787,874.58 = 325,952.28/x
  3. Step 3: Cross multiply
    570,964.44x = 787,874.58 × 325,952.28
  4. Step 4: Simplify right side
    570,964.44x = 256,809,515,705.04
  5. Step 5: Solve for x
    x = 256,809,515,705.04/570,964.44
  6. Step 6: Final answer
    x = 449,781.98

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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.