Finding the Fourth Proportional to 442,916.09, 611,224.04 and 241,712.09
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Solution
The fourth proportional to 442,916.09, 611,224.04 and 241,712.09 is: 333,562.59
Step by Step Solution
- Step 1: Write the proportion equation
442,916.09 : 611,224.04 = 241,712.09 : x - Step 2: Convert to fraction form
442,916.09/611,224.04 = 241,712.09/x - Step 3: Cross multiply
442,916.09x = 611,224.04 × 241,712.09 - Step 4: Simplify right side
442,916.09x = 147,740,240,166.64 - Step 5: Solve for x
x = 147,740,240,166.64/442,916.09 - Step 6: Final answer
x = 333,562.59
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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.