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Finding the Fourth Proportional to 371,038, 556,558.56 and 157,750.96

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Solution

The fourth proportional to 371,038, 556,558.56 and 157,750.96 is: 236,627.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,038 : 556,558.56 = 157,750.96 : x
  2. Step 2: Convert to fraction form
    371,038/556,558.56 = 157,750.96/x
  3. Step 3: Cross multiply
    371,038x = 556,558.56 × 157,750.96
  4. Step 4: Simplify right side
    371,038x = 87,797,647,136.22
  5. Step 5: Solve for x
    x = 87,797,647,136.22/371,038
  6. Step 6: Final answer
    x = 236,627.10

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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.