Finding the Fourth Proportional to 536,321.03, 804,480.84 and 136,962.09
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Solution
The fourth proportional to 536,321.03, 804,480.84 and 136,962.09 is: 205,442.96
Step by Step Solution
- Step 1: Write the proportion equation
536,321.03 : 804,480.84 = 136,962.09 : x - Step 2: Convert to fraction form
536,321.03/804,480.84 = 136,962.09/x - Step 3: Cross multiply
536,321.03x = 804,480.84 × 136,962.09 - Step 4: Simplify right side
536,321.03x = 110,183,377,211.36 - Step 5: Solve for x
x = 110,183,377,211.36/536,321.03 - Step 6: Final answer
x = 205,442.96
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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.