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Finding the Fourth Proportional to 488,558.77, 732,847.30 and 151,610.40

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Solution

The fourth proportional to 488,558.77, 732,847.30 and 151,610.40 is: 227,418.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,558.77 : 732,847.30 = 151,610.40 : x
  2. Step 2: Convert to fraction form
    488,558.77/732,847.30 = 151,610.40/x
  3. Step 3: Cross multiply
    488,558.77x = 732,847.30 × 151,610.40
  4. Step 4: Simplify right side
    488,558.77x = 111,107,271,912.89
  5. Step 5: Solve for x
    x = 111,107,271,912.89/488,558.77
  6. Step 6: Final answer
    x = 227,418.44

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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.