Finding the Fourth Proportional to 286,872.98, 395,898.71 and 159,545.84
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Solution
The fourth proportional to 286,872.98, 395,898.71 and 159,545.84 is: 220,181.04
Step by Step Solution
- Step 1: Write the proportion equation
286,872.98 : 395,898.71 = 159,545.84 : x - Step 2: Convert to fraction form
286,872.98/395,898.71 = 159,545.84/x - Step 3: Cross multiply
286,872.98x = 395,898.71 × 159,545.84 - Step 4: Simplify right side
286,872.98x = 63,163,989,464.64 - Step 5: Solve for x
x = 63,163,989,464.64/286,872.98 - Step 6: Final answer
x = 220,181.04
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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.