Finding the Fourth Proportional to 873,330.17, 1,309,995.26 and 242,243.99
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Solution
The fourth proportional to 873,330.17, 1,309,995.26 and 242,243.99 is: 363,365.98
Step by Step Solution
- Step 1: Write the proportion equation
873,330.17 : 1,309,995.26 = 242,243.99 : x - Step 2: Convert to fraction form
873,330.17/1,309,995.26 = 242,243.99/x - Step 3: Cross multiply
873,330.17x = 1,309,995.26 × 242,243.99 - Step 4: Simplify right side
873,330.17x = 317,338,471,810.71 - Step 5: Solve for x
x = 317,338,471,810.71/873,330.17 - Step 6: Final answer
x = 363,365.98
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1.5x scale
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.