Home / 863,004.52-1,294,558.67-263,970.86

Finding the Fourth Proportional to 863,004.52, 1,294,558.67 and 263,970.86

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Solution

The fourth proportional to 863,004.52, 1,294,558.67 and 263,970.86 is: 395,972.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,004.52 : 1,294,558.67 = 263,970.86 : x
  2. Step 2: Convert to fraction form
    863,004.52/1,294,558.67 = 263,970.86/x
  3. Step 3: Cross multiply
    863,004.52x = 1,294,558.67 × 263,970.86
  4. Step 4: Simplify right side
    863,004.52x = 341,725,765,440.36
  5. Step 5: Solve for x
    x = 341,725,765,440.36/863,004.52
  6. Step 6: Final answer
    x = 395,972.16

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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.