Finding the Fourth Proportional to 560,028.57, 772,837.99 and 305,379.75
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Solution
The fourth proportional to 560,028.57, 772,837.99 and 305,379.75 is: 421,423.27
Step by Step Solution
- Step 1: Write the proportion equation
560,028.57 : 772,837.99 = 305,379.75 : x - Step 2: Convert to fraction form
560,028.57/772,837.99 = 305,379.75/x - Step 3: Cross multiply
560,028.57x = 772,837.99 × 305,379.75 - Step 4: Simplify right side
560,028.57x = 236,009,072,176.70 - Step 5: Solve for x
x = 236,009,072,176.70/560,028.57 - Step 6: Final answer
x = 421,423.27
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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.