Finding the Fourth Proportional to 430,622.94, 593,643.72 and 302,902.14
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Solution
The fourth proportional to 430,622.94, 593,643.72 and 302,902.14 is: 417,571.70
Step by Step Solution
- Step 1: Write the proportion equation
430,622.94 : 593,643.72 = 302,902.14 : x - Step 2: Convert to fraction form
430,622.94/593,643.72 = 302,902.14/x - Step 3: Cross multiply
430,622.94x = 593,643.72 × 302,902.14 - Step 4: Simplify right side
430,622.94x = 179,815,953,185.56 - Step 5: Solve for x
x = 179,815,953,185.56/430,622.94 - Step 6: Final answer
x = 417,571.70
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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.