Finding the Fourth Proportional to 477,655.65, 659,165.99 and 262,809.09
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Solution
The fourth proportional to 477,655.65, 659,165.99 and 262,809.09 is: 362,677.20
Step by Step Solution
- Step 1: Write the proportion equation
477,655.65 : 659,165.99 = 262,809.09 : x - Step 2: Convert to fraction form
477,655.65/659,165.99 = 262,809.09/x - Step 3: Cross multiply
477,655.65x = 659,165.99 × 262,809.09 - Step 4: Simplify right side
477,655.65x = 173,234,812,676.80 - Step 5: Solve for x
x = 173,234,812,676.80/477,655.65 - Step 6: Final answer
x = 362,677.20
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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.