Finding the Fourth Proportional to 351,473.44, 527,101.12 and 126,804.66
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Solution
The fourth proportional to 351,473.44, 527,101.12 and 126,804.66 is: 190,167.65
Step by Step Solution
- Step 1: Write the proportion equation
351,473.44 : 527,101.12 = 126,804.66 : x - Step 2: Convert to fraction form
351,473.44/527,101.12 = 126,804.66/x - Step 3: Cross multiply
351,473.44x = 527,101.12 × 126,804.66 - Step 4: Simplify right side
351,473.44x = 66,838,878,307.22 - Step 5: Solve for x
x = 66,838,878,307.22/351,473.44 - Step 6: Final answer
x = 190,167.65
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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.