Finding the Fourth Proportional to 492,057.70, 735,390.29 and 359,217.70
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Solution
The fourth proportional to 492,057.70, 735,390.29 and 359,217.70 is: 536,858.19
Step by Step Solution
- Step 1: Write the proportion equation
492,057.70 : 735,390.29 = 359,217.70 : x - Step 2: Convert to fraction form
492,057.70/735,390.29 = 359,217.70/x - Step 3: Cross multiply
492,057.70x = 735,390.29 × 359,217.70 - Step 4: Simplify right side
492,057.70x = 264,165,208,576.13 - Step 5: Solve for x
x = 264,165,208,576.13/492,057.70 - Step 6: Final answer
x = 536,858.19
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.