Finding the Fourth Proportional to 291,884.90, 437,827.35 and 134,245.94
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Solution
The fourth proportional to 291,884.90, 437,827.35 and 134,245.94 is: 201,368.91
Step by Step Solution
- Step 1: Write the proportion equation
291,884.90 : 437,827.35 = 134,245.94 : x - Step 2: Convert to fraction form
291,884.90/437,827.35 = 134,245.94/x - Step 3: Cross multiply
291,884.90x = 437,827.35 × 134,245.94 - Step 4: Simplify right side
291,884.90x = 58,776,541,969.32 - Step 5: Solve for x
x = 58,776,541,969.32/291,884.90 - Step 6: Final answer
x = 201,368.91
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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.