Finding the Fourth Proportional to 1,163,270.88, 1,605,316.32 and 653,977.44
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Solution
The fourth proportional to 1,163,270.88, 1,605,316.32 and 653,977.44 is: 902,490.28
Step by Step Solution
- Step 1: Write the proportion equation
1,163,270.88 : 1,605,316.32 = 653,977.44 : x - Step 2: Convert to fraction form
1,163,270.88/1,605,316.32 = 653,977.44/x - Step 3: Cross multiply
1,163,270.88x = 1,605,316.32 × 653,977.44 - Step 4: Simplify right side
1,163,270.88x = 1,049,840,657,343.82 - Step 5: Solve for x
x = 1,049,840,657,343.82/1,163,270.88 - Step 6: Final answer
x = 902,490.28
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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.