Finding the Fourth Proportional to 949,706.99, 1,310,586.69 and 514,113.19
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Solution
The fourth proportional to 949,706.99, 1,310,586.69 and 514,113.19 is: 709,471.35
Step by Step Solution
- Step 1: Write the proportion equation
949,706.99 : 1,310,586.69 = 514,113.19 : x - Step 2: Convert to fraction form
949,706.99/1,310,586.69 = 514,113.19/x - Step 3: Cross multiply
949,706.99x = 1,310,586.69 × 514,113.19 - Step 4: Simplify right side
949,706.99x = 673,789,903,967.44 - Step 5: Solve for x
x = 673,789,903,967.44/949,706.99 - Step 6: Final answer
x = 709,471.35
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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.