Finding the Fourth Proportional to 657,307.82, 986,018.18 and 230,806.99
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Solution
The fourth proportional to 657,307.82, 986,018.18 and 230,806.99 is: 346,230.31
Step by Step Solution
- Step 1: Write the proportion equation
657,307.82 : 986,018.18 = 230,806.99 : x - Step 2: Convert to fraction form
657,307.82/986,018.18 = 230,806.99/x - Step 3: Cross multiply
657,307.82x = 986,018.18 × 230,806.99 - Step 4: Simplify right side
657,307.82x = 227,579,888,211.08 - Step 5: Solve for x
x = 227,579,888,211.08/657,307.82 - Step 6: Final answer
x = 346,230.31
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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.