Finding the Fourth Proportional to 1,029,972.35, 1,544,958.53 and 271,812.35
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Solution
The fourth proportional to 1,029,972.35, 1,544,958.53 and 271,812.35 is: 407,718.53
Step by Step Solution
- Step 1: Write the proportion equation
1,029,972.35 : 1,544,958.53 = 271,812.35 : x - Step 2: Convert to fraction form
1,029,972.35/1,544,958.53 = 271,812.35/x - Step 3: Cross multiply
1,029,972.35x = 1,544,958.53 × 271,812.35 - Step 4: Simplify right side
1,029,972.35x = 419,938,807,332.78 - Step 5: Solve for x
x = 419,938,807,332.78/1,029,972.35 - Step 6: Final answer
x = 407,718.53
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Similar ratio
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1.5x scale
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.