Finding the Fourth Proportional to 962,439.68, 1,328,169.28 and 532,749.44
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Solution
The fourth proportional to 962,439.68, 1,328,169.28 and 532,749.44 is: 735,195.62
Step by Step Solution
- Step 1: Write the proportion equation
962,439.68 : 1,328,169.28 = 532,749.44 : x - Step 2: Convert to fraction form
962,439.68/1,328,169.28 = 532,749.44/x - Step 3: Cross multiply
962,439.68x = 1,328,169.28 × 532,749.44 - Step 4: Simplify right side
962,439.68x = 707,581,440,145.20 - Step 5: Solve for x
x = 707,581,440,145.20/962,439.68 - Step 6: Final answer
x = 735,195.62
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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.