Finding the Fourth Proportional to 413,246.43, 619,787.97 and 113,649.66
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Solution
The fourth proportional to 413,246.43, 619,787.97 and 113,649.66 is: 170,452.03
Step by Step Solution
- Step 1: Write the proportion equation
413,246.43 : 619,787.97 = 113,649.66 : x - Step 2: Convert to fraction form
413,246.43/619,787.97 = 113,649.66/x - Step 3: Cross multiply
413,246.43x = 619,787.97 × 113,649.66 - Step 4: Simplify right side
413,246.43x = 70,438,692,062.59 - Step 5: Solve for x
x = 70,438,692,062.59/413,246.43 - Step 6: Final answer
x = 170,452.03
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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.