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Finding the Fourth Proportional to 264,586.10, 396,879.15 and 246,871.40

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Solution

The fourth proportional to 264,586.10, 396,879.15 and 246,871.40 is: 370,307.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,586.10 : 396,879.15 = 246,871.40 : x
  2. Step 2: Convert to fraction form
    264,586.10/396,879.15 = 246,871.40/x
  3. Step 3: Cross multiply
    264,586.10x = 396,879.15 × 246,871.40
  4. Step 4: Simplify right side
    264,586.10x = 97,978,111,391.31
  5. Step 5: Solve for x
    x = 97,978,111,391.31/264,586.10
  6. Step 6: Final answer
    x = 370,307.10

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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.