Finding the Fourth Proportional to 804,859.49, 1,206,389.99 and 348,924.39
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Solution
The fourth proportional to 804,859.49, 1,206,389.99 and 348,924.39 is: 522,996.74
Step by Step Solution
- Step 1: Write the proportion equation
804,859.49 : 1,206,389.99 = 348,924.39 : x - Step 2: Convert to fraction form
804,859.49/1,206,389.99 = 348,924.39/x - Step 3: Cross multiply
804,859.49x = 1,206,389.99 × 348,924.39 - Step 4: Simplify right side
804,859.49x = 420,938,889,618.23 - Step 5: Solve for x
x = 420,938,889,618.23/804,859.49 - Step 6: Final answer
x = 522,996.74
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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.