Finding the Fourth Proportional to 369,684.84, 554,527.32 and 89,202.09
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Solution
The fourth proportional to 369,684.84, 554,527.32 and 89,202.09 is: 133,803.15
Step by Step Solution
- Step 1: Write the proportion equation
369,684.84 : 554,527.32 = 89,202.09 : x - Step 2: Convert to fraction form
369,684.84/554,527.32 = 89,202.09/x - Step 3: Cross multiply
369,684.84x = 554,527.32 × 89,202.09 - Step 4: Simplify right side
369,684.84x = 49,464,997,651.07 - Step 5: Solve for x
x = 49,464,997,651.07/369,684.84 - Step 6: Final answer
x = 133,803.15
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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.