Home / 371,845.34-557,768.19-245,456.04

Finding the Fourth Proportional to 371,845.34, 557,768.19 and 245,456.04

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Solution

The fourth proportional to 371,845.34, 557,768.19 and 245,456.04 is: 368,184.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,845.34 : 557,768.19 = 245,456.04 : x
  2. Step 2: Convert to fraction form
    371,845.34/557,768.19 = 245,456.04/x
  3. Step 3: Cross multiply
    371,845.34x = 557,768.19 × 245,456.04
  4. Step 4: Simplify right side
    371,845.34x = 136,907,571,155.37
  5. Step 5: Solve for x
    x = 136,907,571,155.37/371,845.34
  6. Step 6: Final answer
    x = 368,184.18

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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.