Home / 377,822.70-521,263.44-214,459.74

Finding the Fourth Proportional to 377,822.70, 521,263.44 and 214,459.74

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Solution

The fourth proportional to 377,822.70, 521,263.44 and 214,459.74 is: 295,879.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,822.70 : 521,263.44 = 214,459.74 : x
  2. Step 2: Convert to fraction form
    377,822.70/521,263.44 = 214,459.74/x
  3. Step 3: Cross multiply
    377,822.70x = 521,263.44 × 214,459.74
  4. Step 4: Simplify right side
    377,822.70x = 111,790,021,813.91
  5. Step 5: Solve for x
    x = 111,790,021,813.91/377,822.70
  6. Step 6: Final answer
    x = 295,879.58

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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.