Finding the Fourth Proportional to 548,599.23, 757,102.95 and 306,923.58
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Solution
The fourth proportional to 548,599.23, 757,102.95 and 306,923.58 is: 423,574.69
Step by Step Solution
- Step 1: Write the proportion equation
548,599.23 : 757,102.95 = 306,923.58 : x - Step 2: Convert to fraction form
548,599.23/757,102.95 = 306,923.58/x - Step 3: Cross multiply
548,599.23x = 757,102.95 × 306,923.58 - Step 4: Simplify right side
548,599.23x = 232,372,747,842.56 - Step 5: Solve for x
x = 232,372,747,842.56/548,599.23 - Step 6: Final answer
x = 423,574.69
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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.