Finding the Fourth Proportional to 972,302.88, 1,341,350.76 and 927,278
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Solution
The fourth proportional to 972,302.88, 1,341,350.76 and 927,278 is: 1,279,236.21
Step by Step Solution
- Step 1: Write the proportion equation
972,302.88 : 1,341,350.76 = 927,278 : x - Step 2: Convert to fraction form
972,302.88/1,341,350.76 = 927,278/x - Step 3: Cross multiply
972,302.88x = 1,341,350.76 × 927,278 - Step 4: Simplify right side
972,302.88x = 1,243,805,050,031.28 - Step 5: Solve for x
x = 1,243,805,050,031.28/972,302.88 - Step 6: Final answer
x = 1,279,236.21
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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.