Home / 298,664.10-448,514.55-158,696.10

Finding the Fourth Proportional to 298,664.10, 448,514.55 and 158,696.10

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Solution

The fourth proportional to 298,664.10, 448,514.55 and 158,696.10 is: 238,319.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,664.10 : 448,514.55 = 158,696.10 : x
  2. Step 2: Convert to fraction form
    298,664.10/448,514.55 = 158,696.10/x
  3. Step 3: Cross multiply
    298,664.10x = 448,514.55 × 158,696.10
  4. Step 4: Simplify right side
    298,664.10x = 71,177,509,878.26
  5. Step 5: Solve for x
    x = 71,177,509,878.26/298,664.10
  6. Step 6: Final answer
    x = 238,319.60

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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.