Home / 863,514.40-1,295,368.80-264,470.80

Finding the Fourth Proportional to 863,514.40, 1,295,368.80 and 264,470.80

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Solution

The fourth proportional to 863,514.40, 1,295,368.80 and 264,470.80 is: 396,735.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,514.40 : 1,295,368.80 = 264,470.80 : x
  2. Step 2: Convert to fraction form
    863,514.40/1,295,368.80 = 264,470.80/x
  3. Step 3: Cross multiply
    863,514.40x = 1,295,368.80 × 264,470.80
  4. Step 4: Simplify right side
    863,514.40x = 342,587,222,831.04
  5. Step 5: Solve for x
    x = 342,587,222,831.04/863,514.40
  6. Step 6: Final answer
    x = 396,735.97

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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.