Finding the Fourth Proportional to 891,562.01, 1,230,355.54 and 509,596.99
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Solution
The fourth proportional to 891,562.01, 1,230,355.54 and 509,596.99 is: 703,243.83
Step by Step Solution
- Step 1: Write the proportion equation
891,562.01 : 1,230,355.54 = 509,596.99 : x - Step 2: Convert to fraction form
891,562.01/1,230,355.54 = 509,596.99/x - Step 3: Cross multiply
891,562.01x = 1,230,355.54 × 509,596.99 - Step 4: Simplify right side
891,562.01x = 626,985,477,374.93 - Step 5: Solve for x
x = 626,985,477,374.93/891,562.01 - Step 6: Final answer
x = 703,243.83
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.