Finding the Fourth Proportional to 375,058.82, 517,478.82 and 213,855.08
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Solution
The fourth proportional to 375,058.82, 517,478.82 and 213,855.08 is: 295,061.65
Step by Step Solution
- Step 1: Write the proportion equation
375,058.82 : 517,478.82 = 213,855.08 : x - Step 2: Convert to fraction form
375,058.82/517,478.82 = 213,855.08/x - Step 3: Cross multiply
375,058.82x = 517,478.82 × 213,855.08 - Step 4: Simplify right side
375,058.82x = 110,665,474,449.41 - Step 5: Solve for x
x = 110,665,474,449.41/375,058.82 - Step 6: Final answer
x = 295,061.65
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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.