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Finding the Fourth Proportional to 793,438.12, 1,190,099.58 and 260,953

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Solution

The fourth proportional to 793,438.12, 1,190,099.58 and 260,953 is: 391,410.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,438.12 : 1,190,099.58 = 260,953 : x
  2. Step 2: Convert to fraction form
    793,438.12/1,190,099.58 = 260,953/x
  3. Step 3: Cross multiply
    793,438.12x = 1,190,099.58 × 260,953
  4. Step 4: Simplify right side
    793,438.12x = 310,560,055,699.74
  5. Step 5: Solve for x
    x = 310,560,055,699.74/793,438.12
  6. Step 6: Final answer
    x = 391,410.56

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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.