Finding the Fourth Proportional to 552,504.24, 762,806.34 and 378,365.94
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Solution
The fourth proportional to 552,504.24, 762,806.34 and 378,365.94 is: 522,385.02
Step by Step Solution
- Step 1: Write the proportion equation
552,504.24 : 762,806.34 = 378,365.94 : x - Step 2: Convert to fraction form
552,504.24/762,806.34 = 378,365.94/x - Step 3: Cross multiply
552,504.24x = 762,806.34 × 378,365.94 - Step 4: Simplify right side
552,504.24x = 288,619,937,872.06 - Step 5: Solve for x
x = 288,619,937,872.06/552,504.24 - Step 6: Final answer
x = 522,385.02
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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.