Home / 297,886.10-446,486.60-137,625.36

Finding the Fourth Proportional to 297,886.10, 446,486.60 and 137,625.36

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Solution

The fourth proportional to 297,886.10, 446,486.60 and 137,625.36 is: 206,279.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,886.10 : 446,486.60 = 137,625.36 : x
  2. Step 2: Convert to fraction form
    297,886.10/446,486.60 = 137,625.36/x
  3. Step 3: Cross multiply
    297,886.10x = 446,486.60 × 137,625.36
  4. Step 4: Simplify right side
    297,886.10x = 61,447,879,467.26
  5. Step 5: Solve for x
    x = 61,447,879,467.26/297,886.10
  6. Step 6: Final answer
    x = 206,279.78

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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.