Finding the Fourth Proportional to 611,609.93, 844,032.14 and 335,979.41
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Solution
The fourth proportional to 611,609.93, 844,032.14 and 335,979.41 is: 463,657.32
Step by Step Solution
- Step 1: Write the proportion equation
611,609.93 : 844,032.14 = 335,979.41 : x - Step 2: Convert to fraction form
611,609.93/844,032.14 = 335,979.41/x - Step 3: Cross multiply
611,609.93x = 844,032.14 × 335,979.41 - Step 4: Simplify right side
611,609.93x = 283,577,421,470.73 - Step 5: Solve for x
x = 283,577,421,470.73/611,609.93 - Step 6: Final answer
x = 463,657.32
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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.