Finding the Fourth Proportional to 1,104,476.62, 1,656,743.12 and 305,765.05
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Solution
The fourth proportional to 1,104,476.62, 1,656,743.12 and 305,765.05 is: 458,655.38
Step by Step Solution
- Step 1: Write the proportion equation
1,104,476.62 : 1,656,743.12 = 305,765.05 : x - Step 2: Convert to fraction form
1,104,476.62/1,656,743.12 = 305,765.05/x - Step 3: Cross multiply
1,104,476.62x = 1,656,743.12 × 305,765.05 - Step 4: Simplify right side
1,104,476.62x = 506,574,142,923.96 - Step 5: Solve for x
x = 506,574,142,923.96/1,104,476.62 - Step 6: Final answer
x = 458,655.38
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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.