Finding the Fourth Proportional to 410,725.05, 615,425.18 and 232,702.65
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Solution
The fourth proportional to 410,725.05, 615,425.18 and 232,702.65 is: 348,678.68
Step by Step Solution
- Step 1: Write the proportion equation
410,725.05 : 615,425.18 = 232,702.65 : x - Step 2: Convert to fraction form
410,725.05/615,425.18 = 232,702.65/x - Step 3: Cross multiply
410,725.05x = 615,425.18 × 232,702.65 - Step 4: Simplify right side
410,725.05x = 143,211,069,099.21 - Step 5: Solve for x
x = 143,211,069,099.21/410,725.05 - Step 6: Final answer
x = 348,678.68
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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.