Finding the Fourth Proportional to 657,308.82, 986,019.68 and 230,807.99
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Solution
The fourth proportional to 657,308.82, 986,019.68 and 230,807.99 is: 346,231.81
Step by Step Solution
- Step 1: Write the proportion equation
657,308.82 : 986,019.68 = 230,807.99 : x - Step 2: Convert to fraction form
657,308.82/986,019.68 = 230,807.99/x - Step 3: Cross multiply
657,308.82x = 986,019.68 × 230,807.99 - Step 4: Simplify right side
657,308.82x = 227,581,220,441.24 - Step 5: Solve for x
x = 227,581,220,441.24/657,308.82 - Step 6: Final answer
x = 346,231.81
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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.