Home / 936,724.72-1,405,090.70-226,751.60

Finding the Fourth Proportional to 936,724.72, 1,405,090.70 and 226,751.60

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Solution

The fourth proportional to 936,724.72, 1,405,090.70 and 226,751.60 is: 340,128.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,724.72 : 1,405,090.70 = 226,751.60 : x
  2. Step 2: Convert to fraction form
    936,724.72/1,405,090.70 = 226,751.60/x
  3. Step 3: Cross multiply
    936,724.72x = 1,405,090.70 × 226,751.60
  4. Step 4: Simplify right side
    936,724.72x = 318,606,564,370.12
  5. Step 5: Solve for x
    x = 318,606,564,370.12/936,724.72
  6. Step 6: Final answer
    x = 340,128.28

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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.