Finding the Fourth Proportional to 739,505.81, 1,106,340.12 and 560,108.02
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Solution
The fourth proportional to 739,505.81, 1,106,340.12 and 560,108.02 is: 837,951.46
Step by Step Solution
- Step 1: Write the proportion equation
739,505.81 : 1,106,340.12 = 560,108.02 : x - Step 2: Convert to fraction form
739,505.81/1,106,340.12 = 560,108.02/x - Step 3: Cross multiply
739,505.81x = 1,106,340.12 × 560,108.02 - Step 4: Simplify right side
739,505.81x = 619,669,971,293.91 - Step 5: Solve for x
x = 619,669,971,293.91/739,505.81 - Step 6: Final answer
x = 837,951.46
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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.