Finding the Fourth Proportional to 593,123.24, 818,644.20 and 463,805.84
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Solution
The fourth proportional to 593,123.24, 818,644.20 and 463,805.84 is: 640,156.94
Step by Step Solution
- Step 1: Write the proportion equation
593,123.24 : 818,644.20 = 463,805.84 : x - Step 2: Convert to fraction form
593,123.24/818,644.20 = 463,805.84/x - Step 3: Cross multiply
593,123.24x = 818,644.20 × 463,805.84 - Step 4: Simplify right side
593,123.24x = 379,691,960,842.13 - Step 5: Solve for x
x = 379,691,960,842.13/593,123.24 - Step 6: Final answer
x = 640,156.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.