Finding the Fourth Proportional to 536,199.93, 804,299.21 and 136,840.71
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Solution
The fourth proportional to 536,199.93, 804,299.21 and 136,840.71 is: 205,260.88
Step by Step Solution
- Step 1: Write the proportion equation
536,199.93 : 804,299.21 = 136,840.71 : x - Step 2: Convert to fraction form
536,199.93/804,299.21 = 136,840.71/x - Step 3: Cross multiply
536,199.93x = 804,299.21 × 136,840.71 - Step 4: Simplify right side
536,199.93x = 110,060,870,243.14 - Step 5: Solve for x
x = 110,060,870,243.14/536,199.93 - Step 6: Final answer
x = 205,260.88
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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.