Finding the Fourth Proportional to 548,654.24, 822,898.19 and 149,326.13
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Solution
The fourth proportional to 548,654.24, 822,898.19 and 149,326.13 is: 223,966.55
Step by Step Solution
- Step 1: Write the proportion equation
548,654.24 : 822,898.19 = 149,326.13 : x - Step 2: Convert to fraction form
548,654.24/822,898.19 = 149,326.13/x - Step 3: Cross multiply
548,654.24x = 822,898.19 × 149,326.13 - Step 4: Simplify right side
548,654.24x = 122,880,198,355.53 - Step 5: Solve for x
x = 122,880,198,355.53/548,654.24 - Step 6: Final answer
x = 223,966.55
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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.