Finding the Fourth Proportional to 1,202,430.44, 1,659,287.84 and 658,460.66
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Solution
The fourth proportional to 1,202,430.44, 1,659,287.84 and 658,460.66 is: 908,639.49
Step by Step Solution
- Step 1: Write the proportion equation
1,202,430.44 : 1,659,287.84 = 658,460.66 : x - Step 2: Convert to fraction form
1,202,430.44/1,659,287.84 = 658,460.66/x - Step 3: Cross multiply
1,202,430.44x = 1,659,287.84 × 658,460.66 - Step 4: Simplify right side
1,202,430.44x = 1,092,575,772,050.75 - Step 5: Solve for x
x = 1,092,575,772,050.75/1,202,430.44 - Step 6: Final answer
x = 908,639.49
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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.