Finding the Fourth Proportional to 635,964.20, 877,644.48 and 349,489.07
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Solution
The fourth proportional to 635,964.20, 877,644.48 and 349,489.07 is: 482,302.55
Step by Step Solution
- Step 1: Write the proportion equation
635,964.20 : 877,644.48 = 349,489.07 : x - Step 2: Convert to fraction form
635,964.20/877,644.48 = 349,489.07/x - Step 3: Cross multiply
635,964.20x = 877,644.48 × 349,489.07 - Step 4: Simplify right side
635,964.20x = 306,727,153,105.83 - Step 5: Solve for x
x = 306,727,153,105.83/635,964.20 - Step 6: Final answer
x = 482,302.55
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.