Finding the Fourth Proportional to 235,278.62, 324,686.46 and 127,848.65
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Solution
The fourth proportional to 235,278.62, 324,686.46 and 127,848.65 is: 176,432.20
Step by Step Solution
- Step 1: Write the proportion equation
235,278.62 : 324,686.46 = 127,848.65 : x - Step 2: Convert to fraction form
235,278.62/324,686.46 = 127,848.65/x - Step 3: Cross multiply
235,278.62x = 324,686.46 × 127,848.65 - Step 4: Simplify right side
235,278.62x = 41,510,725,584.28 - Step 5: Solve for x
x = 41,510,725,584.28/235,278.62 - Step 6: Final answer
x = 176,432.20
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1.5x scale
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.