Finding the Fourth Proportional to 519,066.68, 716,312.58 and 304,163.96
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Solution
The fourth proportional to 519,066.68, 716,312.58 and 304,163.96 is: 419,746.59
Step by Step Solution
- Step 1: Write the proportion equation
519,066.68 : 716,312.58 = 304,163.96 : x - Step 2: Convert to fraction form
519,066.68/716,312.58 = 304,163.96/x - Step 3: Cross multiply
519,066.68x = 716,312.58 × 304,163.96 - Step 4: Simplify right side
519,066.68x = 217,876,470,930.62 - Step 5: Solve for x
x = 217,876,470,930.62/519,066.68 - Step 6: Final answer
x = 419,746.59
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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.