Finding the Fourth Proportional to 815,953.24, 1,223,892.48 and 283,515.94
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Solution
The fourth proportional to 815,953.24, 1,223,892.48 and 283,515.94 is: 425,260.92
Step by Step Solution
- Step 1: Write the proportion equation
815,953.24 : 1,223,892.48 = 283,515.94 : x - Step 2: Convert to fraction form
815,953.24/1,223,892.48 = 283,515.94/x - Step 3: Cross multiply
815,953.24x = 1,223,892.48 × 283,515.94 - Step 4: Simplify right side
815,953.24x = 346,993,026,926.13 - Step 5: Solve for x
x = 346,993,026,926.13/815,953.24 - Step 6: Final answer
x = 425,260.92
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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.