Finding the Fourth Proportional to 772,184.72, 1,158,277.08 and 211,224.08
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Solution
The fourth proportional to 772,184.72, 1,158,277.08 and 211,224.08 is: 316,836.12
Step by Step Solution
- Step 1: Write the proportion equation
772,184.72 : 1,158,277.08 = 211,224.08 : x - Step 2: Convert to fraction form
772,184.72/1,158,277.08 = 211,224.08/x - Step 3: Cross multiply
772,184.72x = 1,158,277.08 × 211,224.08 - Step 4: Simplify right side
772,184.72x = 244,656,010,608.09 - Step 5: Solve for x
x = 244,656,010,608.09/772,184.72 - Step 6: Final answer
x = 316,836.12
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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.