Finding the Fourth Proportional to 291,578.42, 437,505.87 and 173,483.06
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Solution
The fourth proportional to 291,578.42, 437,505.87 and 173,483.06 is: 260,306.84
Step by Step Solution
- Step 1: Write the proportion equation
291,578.42 : 437,505.87 = 173,483.06 : x - Step 2: Convert to fraction form
291,578.42/437,505.87 = 173,483.06/x - Step 3: Cross multiply
291,578.42x = 437,505.87 × 173,483.06 - Step 4: Simplify right side
291,578.42x = 75,899,857,095.56 - Step 5: Solve for x
x = 75,899,857,095.56/291,578.42 - Step 6: Final answer
x = 260,306.84
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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.