Finding the Fourth Proportional to 596,908.09, 823,605.44 and 355,143.44
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Solution
The fourth proportional to 596,908.09, 823,605.44 and 355,143.44 is: 490,021.96
Step by Step Solution
- Step 1: Write the proportion equation
596,908.09 : 823,605.44 = 355,143.44 : x - Step 2: Convert to fraction form
596,908.09/823,605.44 = 355,143.44/x - Step 3: Cross multiply
596,908.09x = 823,605.44 × 355,143.44 - Step 4: Simplify right side
596,908.09x = 292,498,072,111.19 - Step 5: Solve for x
x = 292,498,072,111.19/596,908.09 - Step 6: Final answer
x = 490,021.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.