Finding the Fourth Proportional to 452,387.97, 677,548.14 and 215,896.74
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Solution
The fourth proportional to 452,387.97, 677,548.14 and 215,896.74 is: 323,351.73
Step by Step Solution
- Step 1: Write the proportion equation
452,387.97 : 677,548.14 = 215,896.74 : x - Step 2: Convert to fraction form
452,387.97/677,548.14 = 215,896.74/x - Step 3: Cross multiply
452,387.97x = 677,548.14 × 215,896.74 - Step 4: Simplify right side
452,387.97x = 146,280,434,619.06 - Step 5: Solve for x
x = 146,280,434,619.06/452,387.97 - Step 6: Final answer
x = 323,351.73
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.