Finding the Fourth Proportional to 654,823.08, 982,137.42 and 181,459.08
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Solution
The fourth proportional to 654,823.08, 982,137.42 and 181,459.08 is: 272,161.68
Step by Step Solution
- Step 1: Write the proportion equation
654,823.08 : 982,137.42 = 181,459.08 : x - Step 2: Convert to fraction form
654,823.08/982,137.42 = 181,459.08/x - Step 3: Cross multiply
654,823.08x = 982,137.42 × 181,459.08 - Step 4: Simplify right side
654,823.08x = 178,217,752,666.77 - Step 5: Solve for x
x = 178,217,752,666.77/654,823.08 - Step 6: Final answer
x = 272,161.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.