Finding the Fourth Proportional to 371,444.58, 512,625.24 and 210,328.02
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Solution
The fourth proportional to 371,444.58, 512,625.24 and 210,328.02 is: 290,270.63
Step by Step Solution
- Step 1: Write the proportion equation
371,444.58 : 512,625.24 = 210,328.02 : x - Step 2: Convert to fraction form
371,444.58/512,625.24 = 210,328.02/x - Step 3: Cross multiply
371,444.58x = 512,625.24 × 210,328.02 - Step 4: Simplify right side
371,444.58x = 107,819,451,731.23 - Step 5: Solve for x
x = 107,819,451,731.23/371,444.58 - Step 6: Final answer
x = 290,270.63
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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.