Finding the Fourth Proportional to 1,053,821.74, 1,580,736.70 and 255,101.98
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Solution
The fourth proportional to 1,053,821.74, 1,580,736.70 and 255,101.98 is: 382,653.96
Step by Step Solution
- Step 1: Write the proportion equation
1,053,821.74 : 1,580,736.70 = 255,101.98 : x - Step 2: Convert to fraction form
1,053,821.74/1,580,736.70 = 255,101.98/x - Step 3: Cross multiply
1,053,821.74x = 1,580,736.70 × 255,101.98 - Step 4: Simplify right side
1,053,821.74x = 403,249,062,028.67 - Step 5: Solve for x
x = 403,249,062,028.67/1,053,821.74 - Step 6: Final answer
x = 382,653.96
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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.