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Finding the Fourth Proportional to 471,310.08, 706,858.56 and 134,343.51

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Solution

The fourth proportional to 471,310.08, 706,858.56 and 134,343.51 is: 201,484.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,310.08 : 706,858.56 = 134,343.51 : x
  2. Step 2: Convert to fraction form
    471,310.08/706,858.56 = 134,343.51/x
  3. Step 3: Cross multiply
    471,310.08x = 706,858.56 × 134,343.51
  4. Step 4: Simplify right side
    471,310.08x = 94,961,860,023.95
  5. Step 5: Solve for x
    x = 94,961,860,023.95/471,310.08
  6. Step 6: Final answer
    x = 201,484.89

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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.