Finding the Fourth Proportional to 583,505.57, 805,251.92 and 325,379.99
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Solution
The fourth proportional to 583,505.57, 805,251.92 and 325,379.99 is: 449,032.32
Step by Step Solution
- Step 1: Write the proportion equation
583,505.57 : 805,251.92 = 325,379.99 : x - Step 2: Convert to fraction form
583,505.57/805,251.92 = 325,379.99/x - Step 3: Cross multiply
583,505.57x = 805,251.92 × 325,379.99 - Step 4: Simplify right side
583,505.57x = 262,012,856,023.92 - Step 5: Solve for x
x = 262,012,856,023.92/583,505.57 - Step 6: Final answer
x = 449,032.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.