Finding the Fourth Proportional to 567,260.46, 782,835.84 and 312,628.05
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Solution
The fourth proportional to 567,260.46, 782,835.84 and 312,628.05 is: 431,435.75
Step by Step Solution
- Step 1: Write the proportion equation
567,260.46 : 782,835.84 = 312,628.05 : x - Step 2: Convert to fraction form
567,260.46/782,835.84 = 312,628.05/x - Step 3: Cross multiply
567,260.46x = 782,835.84 × 312,628.05 - Step 4: Simplify right side
567,260.46x = 244,736,442,129.31 - Step 5: Solve for x
x = 244,736,442,129.31/567,260.46 - Step 6: Final answer
x = 431,435.75
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.