Finding the Fourth Proportional to 329,316.68, 493,923.30 and 104,647.52
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Solution
The fourth proportional to 329,316.68, 493,923.30 and 104,647.52 is: 156,954.84
Step by Step Solution
- Step 1: Write the proportion equation
329,316.68 : 493,923.30 = 104,647.52 : x - Step 2: Convert to fraction form
329,316.68/493,923.30 = 104,647.52/x - Step 3: Cross multiply
329,316.68x = 493,923.30 × 104,647.52 - Step 4: Simplify right side
329,316.68x = 51,687,848,415.22 - Step 5: Solve for x
x = 51,687,848,415.22/329,316.68 - Step 6: Final answer
x = 156,954.84
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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.