Finding the Fourth Proportional to 809,458.44, 1,117,054.08 and 446,882.88
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Solution
The fourth proportional to 809,458.44, 1,117,054.08 and 446,882.88 is: 616,699.17
Step by Step Solution
- Step 1: Write the proportion equation
809,458.44 : 1,117,054.08 = 446,882.88 : x - Step 2: Convert to fraction form
809,458.44/1,117,054.08 = 446,882.88/x - Step 3: Cross multiply
809,458.44x = 1,117,054.08 × 446,882.88 - Step 4: Simplify right side
809,458.44x = 499,192,344,386.15 - Step 5: Solve for x
x = 499,192,344,386.15/809,458.44 - Step 6: Final answer
x = 616,699.17
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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.