Finding the Fourth Proportional to 325,035.16, 487,146.48 and 156,524.08
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Solution
The fourth proportional to 325,035.16, 487,146.48 and 156,524.08 is: 234,590.48
Step by Step Solution
- Step 1: Write the proportion equation
325,035.16 : 487,146.48 = 156,524.08 : x - Step 2: Convert to fraction form
325,035.16/487,146.48 = 156,524.08/x - Step 3: Cross multiply
325,035.16x = 487,146.48 × 156,524.08 - Step 4: Simplify right side
325,035.16x = 76,250,154,607.24 - Step 5: Solve for x
x = 76,250,154,607.24/325,035.16 - Step 6: Final answer
x = 234,590.48
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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.