Finding the Fourth Proportional to 451,036.12, 676,594.16 and 118,612.12
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Solution
The fourth proportional to 451,036.12, 676,594.16 and 118,612.12 is: 177,928.69
Step by Step Solution
- Step 1: Write the proportion equation
451,036.12 : 676,594.16 = 118,612.12 : x - Step 2: Convert to fraction form
451,036.12/676,594.16 = 118,612.12/x - Step 3: Cross multiply
451,036.12x = 676,594.16 × 118,612.12 - Step 4: Simplify right side
451,036.12x = 80,252,267,697.22 - Step 5: Solve for x
x = 80,252,267,697.22/451,036.12 - Step 6: Final answer
x = 177,928.69
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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.