Finding the Fourth Proportional to 548,331.61, 822,145.05 and 228,703.99
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Solution
The fourth proportional to 548,331.61, 822,145.05 and 228,703.99 is: 342,909.02
Step by Step Solution
- Step 1: Write the proportion equation
548,331.61 : 822,145.05 = 228,703.99 : x - Step 2: Convert to fraction form
548,331.61/822,145.05 = 228,703.99/x - Step 3: Cross multiply
548,331.61x = 822,145.05 × 228,703.99 - Step 4: Simplify right side
548,331.61x = 188,027,853,293.75 - Step 5: Solve for x
x = 188,027,853,293.75/548,331.61 - Step 6: Final answer
x = 342,909.02
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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.