Finding the Fourth Proportional to 658,022.44, 987,033.52 and 358,754.71
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Solution
The fourth proportional to 658,022.44, 987,033.52 and 358,754.71 is: 538,131.99
Step by Step Solution
- Step 1: Write the proportion equation
658,022.44 : 987,033.52 = 358,754.71 : x - Step 2: Convert to fraction form
658,022.44/987,033.52 = 358,754.71/x - Step 3: Cross multiply
658,022.44x = 987,033.52 × 358,754.71 - Step 4: Simplify right side
658,022.44x = 354,102,924,227.88 - Step 5: Solve for x
x = 354,102,924,227.88/658,022.44 - Step 6: Final answer
x = 538,131.99
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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.