Finding the Fourth Proportional to 806,117.30, 1,209,186.32 and 237,369.08
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Solution
The fourth proportional to 806,117.30, 1,209,186.32 and 237,369.08 is: 356,056.67
Step by Step Solution
- Step 1: Write the proportion equation
806,117.30 : 1,209,186.32 = 237,369.08 : x - Step 2: Convert to fraction form
806,117.30/1,209,186.32 = 237,369.08/x - Step 3: Cross multiply
806,117.30x = 1,209,186.32 × 237,369.08 - Step 4: Simplify right side
806,117.30x = 287,023,444,326.99 - Step 5: Solve for x
x = 287,023,444,326.99/806,117.30 - Step 6: Final answer
x = 356,056.67
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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.