Finding the Fourth Proportional to 549,012.62, 823,585.38 and 193,953.98
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Solution
The fourth proportional to 549,012.62, 823,585.38 and 193,953.98 is: 290,954.45
Step by Step Solution
- Step 1: Write the proportion equation
549,012.62 : 823,585.38 = 193,953.98 : x - Step 2: Convert to fraction form
549,012.62/823,585.38 = 193,953.98/x - Step 3: Cross multiply
549,012.62x = 823,585.38 × 193,953.98 - Step 4: Simplify right side
549,012.62x = 159,737,662,320.81 - Step 5: Solve for x
x = 159,737,662,320.81/549,012.62 - Step 6: Final answer
x = 290,954.45
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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.