Finding the Fourth Proportional to 413,855.06, 571,131.36 and 232,583.52
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Solution
The fourth proportional to 413,855.06, 571,131.36 and 232,583.52 is: 320,971.65
Step by Step Solution
- Step 1: Write the proportion equation
413,855.06 : 571,131.36 = 232,583.52 : x - Step 2: Convert to fraction form
413,855.06/571,131.36 = 232,583.52/x - Step 3: Cross multiply
413,855.06x = 571,131.36 × 232,583.52 - Step 4: Simplify right side
413,855.06x = 132,835,742,091.19 - Step 5: Solve for x
x = 132,835,742,091.19/413,855.06 - Step 6: Final answer
x = 320,971.65
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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.