Finding the Fourth Proportional to 372,473.16, 513,997.02 and 202,706.88
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Solution
The fourth proportional to 372,473.16, 513,997.02 and 202,706.88 is: 279,726.82
Step by Step Solution
- Step 1: Write the proportion equation
372,473.16 : 513,997.02 = 202,706.88 : x - Step 2: Convert to fraction form
372,473.16/513,997.02 = 202,706.88/x - Step 3: Cross multiply
372,473.16x = 513,997.02 × 202,706.88 - Step 4: Simplify right side
372,473.16x = 104,190,732,253.50 - Step 5: Solve for x
x = 104,190,732,253.50/372,473.16 - Step 6: Final answer
x = 279,726.82
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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.