Finding the Fourth Proportional to 317,207.30, 437,705.60 and 181,250.06
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Solution
The fourth proportional to 317,207.30, 437,705.60 and 181,250.06 is: 250,101.95
Step by Step Solution
- Step 1: Write the proportion equation
317,207.30 : 437,705.60 = 181,250.06 : x - Step 2: Convert to fraction form
317,207.30/437,705.60 = 181,250.06/x - Step 3: Cross multiply
317,207.30x = 437,705.60 × 181,250.06 - Step 4: Simplify right side
317,207.30x = 79,334,163,167.56 - Step 5: Solve for x
x = 79,334,163,167.56/317,207.30 - Step 6: Final answer
x = 250,101.95
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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.