Finding the Fourth Proportional to 948,639.04, 1,309,599.84 and 733,292.80
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Solution
The fourth proportional to 948,639.04, 1,309,599.84 and 733,292.80 is: 1,012,313.53
Step by Step Solution
- Step 1: Write the proportion equation
948,639.04 : 1,309,599.84 = 733,292.80 : x - Step 2: Convert to fraction form
948,639.04/1,309,599.84 = 733,292.80/x - Step 3: Cross multiply
948,639.04x = 1,309,599.84 × 733,292.80 - Step 4: Simplify right side
948,639.04x = 960,320,133,553.15 - Step 5: Solve for x
x = 960,320,133,553.15/948,639.04 - Step 6: Final answer
x = 1,012,313.53
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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.