Home / 863,037.76-1,294,510.04-263,998.98

Finding the Fourth Proportional to 863,037.76, 1,294,510.04 and 263,998.98

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Solution

The fourth proportional to 863,037.76, 1,294,510.04 and 263,998.98 is: 395,984.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,037.76 : 1,294,510.04 = 263,998.98 : x
  2. Step 2: Convert to fraction form
    863,037.76/1,294,510.04 = 263,998.98/x
  3. Step 3: Cross multiply
    863,037.76x = 1,294,510.04 × 263,998.98
  4. Step 4: Simplify right side
    863,037.76x = 341,749,330,159.76
  5. Step 5: Solve for x
    x = 341,749,330,159.76/863,037.76
  6. Step 6: Final answer
    x = 395,984.22

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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.