Finding the Fourth Proportional to 560,027.57, 772,836.62 and 305,378.75
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Solution
The fourth proportional to 560,027.57, 772,836.62 and 305,378.75 is: 421,421.90
Step by Step Solution
- Step 1: Write the proportion equation
560,027.57 : 772,836.62 = 305,378.75 : x - Step 2: Convert to fraction form
560,027.57/772,836.62 = 305,378.75/x - Step 3: Cross multiply
560,027.57x = 772,836.62 × 305,378.75 - Step 4: Simplify right side
560,027.57x = 236,007,881,375.02 - Step 5: Solve for x
x = 236,007,881,375.02/560,027.57 - Step 6: Final answer
x = 421,421.90
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.