Finding the Fourth Proportional to 368,589.52, 552,686.08 and 216,839.06
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Solution
The fourth proportional to 368,589.52, 552,686.08 and 216,839.06 is: 325,141.99
Step by Step Solution
- Step 1: Write the proportion equation
368,589.52 : 552,686.08 = 216,839.06 : x - Step 2: Convert to fraction form
368,589.52/552,686.08 = 216,839.06/x - Step 3: Cross multiply
368,589.52x = 552,686.08 × 216,839.06 - Step 4: Simplify right side
368,589.52x = 119,843,930,062.29 - Step 5: Solve for x
x = 119,843,930,062.29/368,589.52 - Step 6: Final answer
x = 325,141.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.