Finding the Fourth Proportional to 579,563.91, 869,252.58 and 158,741.37
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Solution
The fourth proportional to 579,563.91, 869,252.58 and 158,741.37 is: 238,086.50
Step by Step Solution
- Step 1: Write the proportion equation
579,563.91 : 869,252.58 = 158,741.37 : x - Step 2: Convert to fraction form
579,563.91/869,252.58 = 158,741.37/x - Step 3: Cross multiply
579,563.91x = 869,252.58 × 158,741.37 - Step 4: Simplify right side
579,563.91x = 137,986,345,425.24 - Step 5: Solve for x
x = 137,986,345,425.24/579,563.91 - Step 6: Final answer
x = 238,086.50
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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.