Finding the Fourth Proportional to 984,879.06, 1,359,133.47 and 532,170.06
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Solution
The fourth proportional to 984,879.06, 1,359,133.47 and 532,170.06 is: 734,394.88
Step by Step Solution
- Step 1: Write the proportion equation
984,879.06 : 1,359,133.47 = 532,170.06 : x - Step 2: Convert to fraction form
984,879.06/1,359,133.47 = 532,170.06/x - Step 3: Cross multiply
984,879.06x = 1,359,133.47 × 532,170.06 - Step 4: Simplify right side
984,879.06x = 723,290,140,277.91 - Step 5: Solve for x
x = 723,290,140,277.91/984,879.06 - Step 6: Final answer
x = 734,394.88
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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.