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Finding the Fourth Proportional to 625,157.48, 937,627.56 and 175,771.72

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Solution

The fourth proportional to 625,157.48, 937,627.56 and 175,771.72 is: 263,627.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,157.48 : 937,627.56 = 175,771.72 : x
  2. Step 2: Convert to fraction form
    625,157.48/937,627.56 = 175,771.72/x
  3. Step 3: Cross multiply
    625,157.48x = 937,627.56 × 175,771.72
  4. Step 4: Simplify right side
    625,157.48x = 164,808,408,940.60
  5. Step 5: Solve for x
    x = 164,808,408,940.60/625,157.48
  6. Step 6: Final answer
    x = 263,627.03

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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.