Finding the Fourth Proportional to 504,589.40, 756,884.09 and 346,338.08
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Solution
The fourth proportional to 504,589.40, 756,884.09 and 346,338.08 is: 519,507.11
Step by Step Solution
- Step 1: Write the proportion equation
504,589.40 : 756,884.09 = 346,338.08 : x - Step 2: Convert to fraction form
504,589.40/756,884.09 = 346,338.08/x - Step 3: Cross multiply
504,589.40x = 756,884.09 × 346,338.08 - Step 4: Simplify right side
504,589.40x = 262,137,779,594.57 - Step 5: Solve for x
x = 262,137,779,594.57/504,589.40 - Step 6: Final answer
x = 519,507.11
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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.