Finding the Fourth Proportional to 450,698.92, 676,008.06 and 135,226.28
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Solution
The fourth proportional to 450,698.92, 676,008.06 and 135,226.28 is: 202,827.32
Step by Step Solution
- Step 1: Write the proportion equation
450,698.92 : 676,008.06 = 135,226.28 : x - Step 2: Convert to fraction form
450,698.92/676,008.06 = 135,226.28/x - Step 3: Cross multiply
450,698.92x = 676,008.06 × 135,226.28 - Step 4: Simplify right side
450,698.92x = 91,414,055,203.82 - Step 5: Solve for x
x = 91,414,055,203.82/450,698.92 - Step 6: Final answer
x = 202,827.32
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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.