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Finding the Fourth Proportional to 617,077, 925,261.26 and 242,895.88

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Solution

The fourth proportional to 617,077, 925,261.26 and 242,895.88 is: 364,204.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,077 : 925,261.26 = 242,895.88 : x
  2. Step 2: Convert to fraction form
    617,077/925,261.26 = 242,895.88/x
  3. Step 3: Cross multiply
    617,077x = 925,261.26 × 242,895.88
  4. Step 4: Simplify right side
    617,077x = 224,742,147,977.61
  5. Step 5: Solve for x
    x = 224,742,147,977.61/617,077
  6. Step 6: Final answer
    x = 364,204.38

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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.