Finding the Fourth Proportional to 1,129,645.08, 1,694,700.90 and 330,952.68
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Solution
The fourth proportional to 1,129,645.08, 1,694,700.90 and 330,952.68 is: 496,497.36
Step by Step Solution
- Step 1: Write the proportion equation
1,129,645.08 : 1,694,700.90 = 330,952.68 : x - Step 2: Convert to fraction form
1,129,645.08/1,694,700.90 = 330,952.68/x - Step 3: Cross multiply
1,129,645.08x = 1,694,700.90 × 330,952.68 - Step 4: Simplify right side
1,129,645.08x = 560,865,804,653.41 - Step 5: Solve for x
x = 560,865,804,653.41/1,129,645.08 - Step 6: Final answer
x = 496,497.36
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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.