Finding the Fourth Proportional to 324,726.63, 486,907.68 and 223,643.49
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Solution
The fourth proportional to 324,726.63, 486,907.68 and 223,643.49 is: 335,339.71
Step by Step Solution
- Step 1: Write the proportion equation
324,726.63 : 486,907.68 = 223,643.49 : x - Step 2: Convert to fraction form
324,726.63/486,907.68 = 223,643.49/x - Step 3: Cross multiply
324,726.63x = 486,907.68 × 223,643.49 - Step 4: Simplify right side
324,726.63x = 108,893,732,863.00 - Step 5: Solve for x
x = 108,893,732,863.00/324,726.63 - Step 6: Final answer
x = 335,339.71
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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.