Finding the Fourth Proportional to 723,252.44, 1,084,951.56 and 190,810.28
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Solution
The fourth proportional to 723,252.44, 1,084,951.56 and 190,810.28 is: 286,234.65
Step by Step Solution
- Step 1: Write the proportion equation
723,252.44 : 1,084,951.56 = 190,810.28 : x - Step 2: Convert to fraction form
723,252.44/1,084,951.56 = 190,810.28/x - Step 3: Cross multiply
723,252.44x = 1,084,951.56 × 190,810.28 - Step 4: Simplify right side
723,252.44x = 207,019,910,950.04 - Step 5: Solve for x
x = 207,019,910,950.04/723,252.44 - Step 6: Final answer
x = 286,234.65
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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.