Home / 994,882.34-1,492,536.54-321,001.76

Finding the Fourth Proportional to 994,882.34, 1,492,536.54 and 321,001.76

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Solution

The fourth proportional to 994,882.34, 1,492,536.54 and 321,001.76 is: 481,571.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,882.34 : 1,492,536.54 = 321,001.76 : x
  2. Step 2: Convert to fraction form
    994,882.34/1,492,536.54 = 321,001.76/x
  3. Step 3: Cross multiply
    994,882.34x = 1,492,536.54 × 321,001.76
  4. Step 4: Simplify right side
    994,882.34x = 479,106,856,204.31
  5. Step 5: Solve for x
    x = 479,106,856,204.31/994,882.34
  6. Step 6: Final answer
    x = 481,571.37

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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.