Home / 994,967.37-1,492,743.87-321,036.03

Finding the Fourth Proportional to 994,967.37, 1,492,743.87 and 321,036.03

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Solution

The fourth proportional to 994,967.37, 1,492,743.87 and 321,036.03 is: 481,648.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,967.37 : 1,492,743.87 = 321,036.03 : x
  2. Step 2: Convert to fraction form
    994,967.37/1,492,743.87 = 321,036.03/x
  3. Step 3: Cross multiply
    994,967.37x = 1,492,743.87 × 321,036.03
  4. Step 4: Simplify right side
    994,967.37x = 479,224,565,831.64
  5. Step 5: Solve for x
    x = 479,224,565,831.64/994,967.37
  6. Step 6: Final answer
    x = 481,648.52

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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.