Finding the Fourth Proportional to 349,047.12, 523,398.27 and 204,989.08
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Solution
The fourth proportional to 349,047.12, 523,398.27 and 204,989.08 is: 307,382.37
Step by Step Solution
- Step 1: Write the proportion equation
349,047.12 : 523,398.27 = 204,989.08 : x - Step 2: Convert to fraction form
349,047.12/523,398.27 = 204,989.08/x - Step 3: Cross multiply
349,047.12x = 523,398.27 × 204,989.08 - Step 4: Simplify right side
349,047.12x = 107,290,929,840.89 - Step 5: Solve for x
x = 107,290,929,840.89/349,047.12 - Step 6: Final answer
x = 307,382.37
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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.