Finding the Fourth Proportional to 545,040.09, 822,679.68 and 545,040.09
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Solution
The fourth proportional to 545,040.09, 822,679.68 and 545,040.09 is: 822,679.68
Step by Step Solution
- Step 1: Write the proportion equation
545,040.09 : 822,679.68 = 545,040.09 : x - Step 2: Convert to fraction form
545,040.09/822,679.68 = 545,040.09/x - Step 3: Cross multiply
545,040.09x = 822,679.68 × 545,040.09 - Step 4: Simplify right side
545,040.09x = 448,393,406,828.37 - Step 5: Solve for x
x = 448,393,406,828.37/545,040.09 - Step 6: Final answer
x = 822,679.68
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.