Finding the Fourth Proportional to 533,585.28, 800,941.76 and 521,537.92
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Solution
The fourth proportional to 533,585.28, 800,941.76 and 521,537.92 is: 782,857.99
Step by Step Solution
- Step 1: Write the proportion equation
533,585.28 : 800,941.76 = 521,537.92 : x - Step 2: Convert to fraction form
533,585.28/800,941.76 = 521,537.92/x - Step 3: Cross multiply
533,585.28x = 800,941.76 × 521,537.92 - Step 4: Simplify right side
533,585.28x = 417,721,499,551.54 - Step 5: Solve for x
x = 417,721,499,551.54/533,585.28 - Step 6: Final answer
x = 782,857.99
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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.