Finding the Fourth Proportional to 752,414.36, 1,128,599.67 and 219,947.90
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Solution
The fourth proportional to 752,414.36, 1,128,599.67 and 219,947.90 is: 329,915.46
Step by Step Solution
- Step 1: Write the proportion equation
752,414.36 : 1,128,599.67 = 219,947.90 : x - Step 2: Convert to fraction form
752,414.36/1,128,599.67 = 219,947.90/x - Step 3: Cross multiply
752,414.36x = 1,128,599.67 × 219,947.90 - Step 4: Simplify right side
752,414.36x = 248,233,127,357.19 - Step 5: Solve for x
x = 248,233,127,357.19/752,414.36 - Step 6: Final answer
x = 329,915.46
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.