Home / 1,045,831.05-1,568,753.49-287,752.60

Finding the Fourth Proportional to 1,045,831.05, 1,568,753.49 and 287,752.60

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Solution

The fourth proportional to 1,045,831.05, 1,568,753.49 and 287,752.60 is: 431,630.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,831.05 : 1,568,753.49 = 287,752.60 : x
  2. Step 2: Convert to fraction form
    1,045,831.05/1,568,753.49 = 287,752.60/x
  3. Step 3: Cross multiply
    1,045,831.05x = 1,568,753.49 × 287,752.60
  4. Step 4: Simplify right side
    1,045,831.05x = 451,412,894,067.81
  5. Step 5: Solve for x
    x = 451,412,894,067.81/1,045,831.05
  6. Step 6: Final answer
    x = 431,630.80

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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.