Finding the Fourth Proportional to 734,553.40, 1,101,830.10 and 235,967.80
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Solution
The fourth proportional to 734,553.40, 1,101,830.10 and 235,967.80 is: 353,951.70
Step by Step Solution
- Step 1: Write the proportion equation
734,553.40 : 1,101,830.10 = 235,967.80 : x - Step 2: Convert to fraction form
734,553.40/1,101,830.10 = 235,967.80/x - Step 3: Cross multiply
734,553.40x = 1,101,830.10 × 235,967.80 - Step 4: Simplify right side
734,553.40x = 259,996,424,670.78 - Step 5: Solve for x
x = 259,996,424,670.78/734,553.40 - Step 6: Final answer
x = 353,951.70
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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.