Home / 863,043.93-1,294,519.29-264,005.15

Finding the Fourth Proportional to 863,043.93, 1,294,519.29 and 264,005.15

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Solution

The fourth proportional to 863,043.93, 1,294,519.29 and 264,005.15 is: 395,993.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,043.93 : 1,294,519.29 = 264,005.15 : x
  2. Step 2: Convert to fraction form
    863,043.93/1,294,519.29 = 264,005.15/x
  3. Step 3: Cross multiply
    863,043.93x = 1,294,519.29 × 264,005.15
  4. Step 4: Simplify right side
    863,043.93x = 341,759,759,334.34
  5. Step 5: Solve for x
    x = 341,759,759,334.34/863,043.93
  6. Step 6: Final answer
    x = 395,993.47

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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.