Finding the Fourth Proportional to 924,140.70, 1,386,342.27 and 284,497.67
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Solution
The fourth proportional to 924,140.70, 1,386,342.27 and 284,497.67 is: 426,786.90
Step by Step Solution
- Step 1: Write the proportion equation
924,140.70 : 1,386,342.27 = 284,497.67 : x - Step 2: Convert to fraction form
924,140.70/1,386,342.27 = 284,497.67/x - Step 3: Cross multiply
924,140.70x = 1,386,342.27 × 284,497.67 - Step 4: Simplify right side
924,140.70x = 394,411,149,103.37 - Step 5: Solve for x
x = 394,411,149,103.37/924,140.70 - Step 6: Final answer
x = 426,786.90
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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.