Finding the Fourth Proportional to 956,438.85, 1,319,842.98 and 548,247.99
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Solution
The fourth proportional to 956,438.85, 1,319,842.98 and 548,247.99 is: 756,557.79
Step by Step Solution
- Step 1: Write the proportion equation
956,438.85 : 1,319,842.98 = 548,247.99 : x - Step 2: Convert to fraction form
956,438.85/1,319,842.98 = 548,247.99/x - Step 3: Cross multiply
956,438.85x = 1,319,842.98 × 548,247.99 - Step 4: Simplify right side
956,438.85x = 723,601,260,900.61 - Step 5: Solve for x
x = 723,601,260,900.61/956,438.85 - Step 6: Final answer
x = 756,557.79
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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.