Finding the Fourth Proportional to 809,076.48, 1,214,155.98 and 335,761.80
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Solution
The fourth proportional to 809,076.48, 1,214,155.98 and 335,761.80 is: 503,867.32
Step by Step Solution
- Step 1: Write the proportion equation
809,076.48 : 1,214,155.98 = 335,761.80 : x - Step 2: Convert to fraction form
809,076.48/1,214,155.98 = 335,761.80/x - Step 3: Cross multiply
809,076.48x = 1,214,155.98 × 335,761.80 - Step 4: Simplify right side
809,076.48x = 407,667,197,325.56 - Step 5: Solve for x
x = 407,667,197,325.56/809,076.48 - Step 6: Final answer
x = 503,867.32
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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.