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Finding the Fourth Proportional to 325,262.82, 488,102.38 and 175,607.40

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Solution

The fourth proportional to 325,262.82, 488,102.38 and 175,607.40 is: 263,523.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,262.82 : 488,102.38 = 175,607.40 : x
  2. Step 2: Convert to fraction form
    325,262.82/488,102.38 = 175,607.40/x
  3. Step 3: Cross multiply
    325,262.82x = 488,102.38 × 175,607.40
  4. Step 4: Simplify right side
    325,262.82x = 85,714,389,885.61
  5. Step 5: Solve for x
    x = 85,714,389,885.61/325,262.82
  6. Step 6: Final answer
    x = 263,523.48

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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.