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Finding the Fourth Proportional to 264,585.66, 396,879.57 and 64,907.34

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Solution

The fourth proportional to 264,585.66, 396,879.57 and 64,907.34 is: 97,361.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,585.66 : 396,879.57 = 64,907.34 : x
  2. Step 2: Convert to fraction form
    264,585.66/396,879.57 = 64,907.34/x
  3. Step 3: Cross multiply
    264,585.66x = 396,879.57 × 64,907.34
  4. Step 4: Simplify right side
    264,585.66x = 25,760,397,189.04
  5. Step 5: Solve for x
    x = 25,760,397,189.04/264,585.66
  6. Step 6: Final answer
    x = 97,361.27

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1.5x scale

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.