Home / 446,392.31-616,025.82-242,447.21

Finding the Fourth Proportional to 446,392.31, 616,025.82 and 242,447.21

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Solution

The fourth proportional to 446,392.31, 616,025.82 and 242,447.21 is: 334,579.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,392.31 : 616,025.82 = 242,447.21 : x
  2. Step 2: Convert to fraction form
    446,392.31/616,025.82 = 242,447.21/x
  3. Step 3: Cross multiply
    446,392.31x = 616,025.82 × 242,447.21
  4. Step 4: Simplify right side
    446,392.31x = 149,353,741,486.11
  5. Step 5: Solve for x
    x = 149,353,741,486.11/446,392.31
  6. Step 6: Final answer
    x = 334,579.56

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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.