Finding the Fourth Proportional to 410,726.24, 615,230.72 and 330,329.68
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Solution
The fourth proportional to 410,726.24, 615,230.72 and 330,329.68 is: 494,803.95
Step by Step Solution
- Step 1: Write the proportion equation
410,726.24 : 615,230.72 = 330,329.68 : x - Step 2: Convert to fraction form
410,726.24/615,230.72 = 330,329.68/x - Step 3: Cross multiply
410,726.24x = 615,230.72 × 330,329.68 - Step 4: Simplify right side
410,726.24x = 203,228,966,863.77 - Step 5: Solve for x
x = 203,228,966,863.77/410,726.24 - Step 6: Final answer
x = 494,803.95
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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.