Finding the Fourth Proportional to 274,845.29, 412,191.39 and 97,304.63
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Solution
The fourth proportional to 274,845.29, 412,191.39 and 97,304.63 is: 145,929.85
Step by Step Solution
- Step 1: Write the proportion equation
274,845.29 : 412,191.39 = 97,304.63 : x - Step 2: Convert to fraction form
274,845.29/412,191.39 = 97,304.63/x - Step 3: Cross multiply
274,845.29x = 412,191.39 × 97,304.63 - Step 4: Simplify right side
274,845.29x = 40,108,130,693.14 - Step 5: Solve for x
x = 40,108,130,693.14/274,845.29 - Step 6: Final answer
x = 145,929.85
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1.5x scale
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.