Home / 419,905-579,491.94-241,068.52

Finding the Fourth Proportional to 419,905, 579,491.94 and 241,068.52

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Solution

The fourth proportional to 419,905, 579,491.94 and 241,068.52 is: 332,687.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,905 : 579,491.94 = 241,068.52 : x
  2. Step 2: Convert to fraction form
    419,905/579,491.94 = 241,068.52/x
  3. Step 3: Cross multiply
    419,905x = 579,491.94 × 241,068.52
  4. Step 4: Simplify right side
    419,905x = 139,697,264,327.73
  5. Step 5: Solve for x
    x = 139,697,264,327.73/419,905
  6. Step 6: Final answer
    x = 332,687.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.