Finding the Fourth Proportional to 326,652.06, 490,116.75 and 158,297.70
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Solution
The fourth proportional to 326,652.06, 490,116.75 and 158,297.70 is: 237,513.75
Step by Step Solution
- Step 1: Write the proportion equation
326,652.06 : 490,116.75 = 158,297.70 : x - Step 2: Convert to fraction form
326,652.06/490,116.75 = 158,297.70/x - Step 3: Cross multiply
326,652.06x = 490,116.75 × 158,297.70 - Step 4: Simplify right side
326,652.06x = 77,584,354,256.48 - Step 5: Solve for x
x = 77,584,354,256.48/326,652.06 - Step 6: Final answer
x = 237,513.75
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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.