Finding the Fourth Proportional to 852,518.96, 1,278,982.80 and 283,904.98
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Solution
The fourth proportional to 852,518.96, 1,278,982.80 and 283,904.98 is: 425,925.53
Step by Step Solution
- Step 1: Write the proportion equation
852,518.96 : 1,278,982.80 = 283,904.98 : x - Step 2: Convert to fraction form
852,518.96/1,278,982.80 = 283,904.98/x - Step 3: Cross multiply
852,518.96x = 1,278,982.80 × 283,904.98 - Step 4: Simplify right side
852,518.96x = 363,109,586,254.34 - Step 5: Solve for x
x = 363,109,586,254.34/852,518.96 - Step 6: Final answer
x = 425,925.53
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1.5x scale
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.