Finding the Fourth Proportional to 443,569.23, 612,126.08 and 239,620.14
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Solution
The fourth proportional to 443,569.23, 612,126.08 and 239,620.14 is: 330,676.09
Step by Step Solution
- Step 1: Write the proportion equation
443,569.23 : 612,126.08 = 239,620.14 : x - Step 2: Convert to fraction form
443,569.23/612,126.08 = 239,620.14/x - Step 3: Cross multiply
443,569.23x = 612,126.08 × 239,620.14 - Step 4: Simplify right side
443,569.23x = 146,677,736,987.25 - Step 5: Solve for x
x = 146,677,736,987.25/443,569.23 - Step 6: Final answer
x = 330,676.09
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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.