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Finding the Fourth Proportional to 589,143.89, 882,489.72 and 374,850.29

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Solution

The fourth proportional to 589,143.89, 882,489.72 and 374,850.29 is: 561,495.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,143.89 : 882,489.72 = 374,850.29 : x
  2. Step 2: Convert to fraction form
    589,143.89/882,489.72 = 374,850.29/x
  3. Step 3: Cross multiply
    589,143.89x = 882,489.72 × 374,850.29
  4. Step 4: Simplify right side
    589,143.89x = 330,801,523,051.57
  5. Step 5: Solve for x
    x = 330,801,523,051.57/589,143.89
  6. Step 6: Final answer
    x = 561,495.30

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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.