Finding the Fourth Proportional to 754,440.30, 1,041,134.97 and 410,283.62
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Solution
The fourth proportional to 754,440.30, 1,041,134.97 and 410,283.62 is: 566,195.39
Step by Step Solution
- Step 1: Write the proportion equation
754,440.30 : 1,041,134.97 = 410,283.62 : x - Step 2: Convert to fraction form
754,440.30/1,041,134.97 = 410,283.62/x - Step 3: Cross multiply
754,440.30x = 1,041,134.97 × 410,283.62 - Step 4: Simplify right side
754,440.30x = 427,160,619,194.52 - Step 5: Solve for x
x = 427,160,619,194.52/754,440.30 - Step 6: Final answer
x = 566,195.39
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1.5x scale
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.