Finding the Fourth Proportional to 298,308.04, 411,674.43 and 169,251.95
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Solution
The fourth proportional to 298,308.04, 411,674.43 and 169,251.95 is: 233,572.99
Step by Step Solution
- Step 1: Write the proportion equation
298,308.04 : 411,674.43 = 169,251.95 : x - Step 2: Convert to fraction form
298,308.04/411,674.43 = 169,251.95/x - Step 3: Cross multiply
298,308.04x = 411,674.43 × 169,251.95 - Step 4: Simplify right side
298,308.04x = 69,676,699,528.05 - Step 5: Solve for x
x = 69,676,699,528.05/298,308.04 - Step 6: Final answer
x = 233,572.99
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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.