Finding the Fourth Proportional to 578,818.18, 868,523.34 and 275,554.99
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Solution
The fourth proportional to 578,818.18, 868,523.34 and 275,554.99 is: 413,473.43
Step by Step Solution
- Step 1: Write the proportion equation
578,818.18 : 868,523.34 = 275,554.99 : x - Step 2: Convert to fraction form
578,818.18/868,523.34 = 275,554.99/x - Step 3: Cross multiply
578,818.18x = 868,523.34 × 275,554.99 - Step 4: Simplify right side
578,818.18x = 239,325,940,268.47 - Step 5: Solve for x
x = 239,325,940,268.47/578,818.18 - Step 6: Final answer
x = 413,473.43
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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.