Finding the Fourth Proportional to 311,935.08, 467,965.80 and 101,516.52
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Solution
The fourth proportional to 311,935.08, 467,965.80 and 101,516.52 is: 152,295.34
Step by Step Solution
- Step 1: Write the proportion equation
311,935.08 : 467,965.80 = 101,516.52 : x - Step 2: Convert to fraction form
311,935.08/467,965.80 = 101,516.52/x - Step 3: Cross multiply
311,935.08x = 467,965.80 × 101,516.52 - Step 4: Simplify right side
311,935.08x = 47,506,259,495.02 - Step 5: Solve for x
x = 47,506,259,495.02/311,935.08 - Step 6: Final answer
x = 152,295.34
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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.