Finding the Fourth Proportional to 372,008.34, 513,349.71 and 202,240.98
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Solution
The fourth proportional to 372,008.34, 513,349.71 and 202,240.98 is: 279,080.70
Step by Step Solution
- Step 1: Write the proportion equation
372,008.34 : 513,349.71 = 202,240.98 : x - Step 2: Convert to fraction form
372,008.34/513,349.71 = 202,240.98/x - Step 3: Cross multiply
372,008.34x = 513,349.71 × 202,240.98 - Step 4: Simplify right side
372,008.34x = 103,820,348,433.12 - Step 5: Solve for x
x = 103,820,348,433.12/372,008.34 - Step 6: Final answer
x = 279,080.70
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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.