Finding the Fourth Proportional to 325,257.60, 487,497.60 and 167,404.80
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Solution
The fourth proportional to 325,257.60, 487,497.60 and 167,404.80 is: 250,907.09
Step by Step Solution
- Step 1: Write the proportion equation
325,257.60 : 487,497.60 = 167,404.80 : x - Step 2: Convert to fraction form
325,257.60/487,497.60 = 167,404.80/x - Step 3: Cross multiply
325,257.60x = 487,497.60 × 167,404.80 - Step 4: Simplify right side
325,257.60x = 81,609,438,228.48 - Step 5: Solve for x
x = 81,609,438,228.48/325,257.60 - Step 6: Final answer
x = 250,907.09
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1.5x scale
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.