Home / 385,270.46-531,804.49-224,260.82

Finding the Fourth Proportional to 385,270.46, 531,804.49 and 224,260.82

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Solution

The fourth proportional to 385,270.46, 531,804.49 and 224,260.82 is: 309,556.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,270.46 : 531,804.49 = 224,260.82 : x
  2. Step 2: Convert to fraction form
    385,270.46/531,804.49 = 224,260.82/x
  3. Step 3: Cross multiply
    385,270.46x = 531,804.49 × 224,260.82
  4. Step 4: Simplify right side
    385,270.46x = 119,262,907,787.41
  5. Step 5: Solve for x
    x = 119,262,907,787.41/385,270.46
  6. Step 6: Final answer
    x = 309,556.33

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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.