Finding the Fourth Proportional to 301,913.58, 416,577.15 and 167,774.70
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Solution
The fourth proportional to 301,913.58, 416,577.15 and 167,774.70 is: 231,493.75
Step by Step Solution
- Step 1: Write the proportion equation
301,913.58 : 416,577.15 = 167,774.70 : x - Step 2: Convert to fraction form
301,913.58/416,577.15 = 167,774.70/x - Step 3: Cross multiply
301,913.58x = 416,577.15 × 167,774.70 - Step 4: Simplify right side
301,913.58x = 69,891,106,368.11 - Step 5: Solve for x
x = 69,891,106,368.11/301,913.58 - Step 6: Final answer
x = 231,493.75
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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.