Finding the Fourth Proportional to 583,455.28, 805,163.48 and 325,329.20
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Solution
The fourth proportional to 583,455.28, 805,163.48 and 325,329.20 is: 448,951.62
Step by Step Solution
- Step 1: Write the proportion equation
583,455.28 : 805,163.48 = 325,329.20 : x - Step 2: Convert to fraction form
583,455.28/805,163.48 = 325,329.20/x - Step 3: Cross multiply
583,455.28x = 805,163.48 × 325,329.20 - Step 4: Simplify right side
583,455.28x = 261,943,190,817.62 - Step 5: Solve for x
x = 261,943,190,817.62/583,455.28 - Step 6: Final answer
x = 448,951.62
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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.