Finding the Fourth Proportional to 304,197.96, 456,374.70 and 126,645.96
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Solution
The fourth proportional to 304,197.96, 456,374.70 and 126,645.96 is: 190,001.31
Step by Step Solution
- Step 1: Write the proportion equation
304,197.96 : 456,374.70 = 126,645.96 : x - Step 2: Convert to fraction form
304,197.96/456,374.70 = 126,645.96/x - Step 3: Cross multiply
304,197.96x = 456,374.70 × 126,645.96 - Step 4: Simplify right side
304,197.96x = 57,798,012,001.21 - Step 5: Solve for x
x = 57,798,012,001.21/304,197.96 - Step 6: Final answer
x = 190,001.31
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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.