Finding the Fourth Proportional to 509,202.99, 702,622.08 and 294,301.62
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Solution
The fourth proportional to 509,202.99, 702,622.08 and 294,301.62 is: 406,091.13
Step by Step Solution
- Step 1: Write the proportion equation
509,202.99 : 702,622.08 = 294,301.62 : x - Step 2: Convert to fraction form
509,202.99/702,622.08 = 294,301.62/x - Step 3: Cross multiply
509,202.99x = 702,622.08 × 294,301.62 - Step 4: Simplify right side
509,202.99x = 206,782,816,391.77 - Step 5: Solve for x
x = 206,782,816,391.77/509,202.99 - Step 6: Final answer
x = 406,091.13
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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.