Finding the Fourth Proportional to 549,093.95, 757,749.96 and 307,376.99
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Solution
The fourth proportional to 549,093.95, 757,749.96 and 307,376.99 is: 424,180.42
Step by Step Solution
- Step 1: Write the proportion equation
549,093.95 : 757,749.96 = 307,376.99 : x - Step 2: Convert to fraction form
549,093.95/757,749.96 = 307,376.99/x - Step 3: Cross multiply
549,093.95x = 757,749.96 × 307,376.99 - Step 4: Simplify right side
549,093.95x = 232,914,898,088.67 - Step 5: Solve for x
x = 232,914,898,088.67/549,093.95 - Step 6: Final answer
x = 424,180.42
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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.