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Finding the Fourth Proportional to 624,872.10, 937,308.15 and 151,556.70

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Solution

The fourth proportional to 624,872.10, 937,308.15 and 151,556.70 is: 227,335.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,872.10 : 937,308.15 = 151,556.70 : x
  2. Step 2: Convert to fraction form
    624,872.10/937,308.15 = 151,556.70/x
  3. Step 3: Cross multiply
    624,872.10x = 937,308.15 × 151,556.70
  4. Step 4: Simplify right side
    624,872.10x = 142,055,330,097.11
  5. Step 5: Solve for x
    x = 142,055,330,097.11/624,872.10
  6. Step 6: Final answer
    x = 227,335.05

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Similar ratio
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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.