Finding the Fourth Proportional to 985,452.75, 1,359,928.04 and 532,746.99
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Solution
The fourth proportional to 985,452.75, 1,359,928.04 and 532,746.99 is: 735,192.60
Step by Step Solution
- Step 1: Write the proportion equation
985,452.75 : 1,359,928.04 = 532,746.99 : x - Step 2: Convert to fraction form
985,452.75/1,359,928.04 = 532,746.99/x - Step 3: Cross multiply
985,452.75x = 1,359,928.04 × 532,746.99 - Step 4: Simplify right side
985,452.75x = 724,497,567,262.87 - Step 5: Solve for x
x = 724,497,567,262.87/985,452.75 - Step 6: Final answer
x = 735,192.60
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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.