Finding the Fourth Proportional to 808,260.66, 1,115,782.29 and 468,604.98
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Solution
The fourth proportional to 808,260.66, 1,115,782.29 and 468,604.98 is: 646,896.68
Step by Step Solution
- Step 1: Write the proportion equation
808,260.66 : 1,115,782.29 = 468,604.98 : x - Step 2: Convert to fraction form
808,260.66/1,115,782.29 = 468,604.98/x - Step 3: Cross multiply
808,260.66x = 1,115,782.29 × 468,604.98 - Step 4: Simplify right side
808,260.66x = 522,861,137,689.80 - Step 5: Solve for x
x = 522,861,137,689.80/808,260.66 - Step 6: Final answer
x = 646,896.68
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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.