Finding the Fourth Proportional to 351,035.24, 484,430.99 and 215,069.45
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Solution
The fourth proportional to 351,035.24, 484,430.99 and 215,069.45 is: 296,797.28
Step by Step Solution
- Step 1: Write the proportion equation
351,035.24 : 484,430.99 = 215,069.45 : x - Step 2: Convert to fraction form
351,035.24/484,430.99 = 215,069.45/x - Step 3: Cross multiply
351,035.24x = 484,430.99 × 215,069.45 - Step 4: Simplify right side
351,035.24x = 104,186,303,084.75 - Step 5: Solve for x
x = 104,186,303,084.75/351,035.24 - Step 6: Final answer
x = 296,797.28
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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.