Finding the Fourth Proportional to 579,193.48, 868,673.58 and 158,511.88
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Solution
The fourth proportional to 579,193.48, 868,673.58 and 158,511.88 is: 237,735.90
Step by Step Solution
- Step 1: Write the proportion equation
579,193.48 : 868,673.58 = 158,511.88 : x - Step 2: Convert to fraction form
579,193.48/868,673.58 = 158,511.88/x - Step 3: Cross multiply
579,193.48x = 868,673.58 × 158,511.88 - Step 4: Simplify right side
579,193.48x = 137,695,082,272.13 - Step 5: Solve for x
x = 137,695,082,272.13/579,193.48 - Step 6: Final answer
x = 237,735.90
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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.