Finding the Fourth Proportional to 374,378.64, 516,642.96 and 204,612.96
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Solution
The fourth proportional to 374,378.64, 516,642.96 and 204,612.96 is: 282,366.12
Step by Step Solution
- Step 1: Write the proportion equation
374,378.64 : 516,642.96 = 204,612.96 : x - Step 2: Convert to fraction form
374,378.64/516,642.96 = 204,612.96/x - Step 3: Cross multiply
374,378.64x = 516,642.96 × 204,612.96 - Step 4: Simplify right side
374,378.64x = 105,711,845,308.76 - Step 5: Solve for x
x = 105,711,845,308.76/374,378.64 - Step 6: Final answer
x = 282,366.12
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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.