Home / 863,683.70-1,295,478.83-264,646.58

Finding the Fourth Proportional to 863,683.70, 1,295,478.83 and 264,646.58

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Solution

The fourth proportional to 863,683.70, 1,295,478.83 and 264,646.58 is: 396,955.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,683.70 : 1,295,478.83 = 264,646.58 : x
  2. Step 2: Convert to fraction form
    863,683.70/1,295,478.83 = 264,646.58/x
  3. Step 3: Cross multiply
    863,683.70x = 1,295,478.83 × 264,646.58
  4. Step 4: Simplify right side
    863,683.70x = 342,844,036,006.12
  5. Step 5: Solve for x
    x = 342,844,036,006.12/863,683.70
  6. Step 6: Final answer
    x = 396,955.55

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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.