Finding the Fourth Proportional to 536,634.08, 803,622.48 and 394,141.44
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Solution
The fourth proportional to 536,634.08, 803,622.48 and 394,141.44 is: 590,236.31
Step by Step Solution
- Step 1: Write the proportion equation
536,634.08 : 803,622.48 = 394,141.44 : x - Step 2: Convert to fraction form
536,634.08/803,622.48 = 394,141.44/x - Step 3: Cross multiply
536,634.08x = 803,622.48 × 394,141.44 - Step 4: Simplify right side
536,634.08x = 316,740,921,483.57 - Step 5: Solve for x
x = 316,740,921,483.57/536,634.08 - Step 6: Final answer
x = 590,236.31
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.