Finding the Fourth Proportional to 348,078.80, 521,680.80 and 170,202.80
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Solution
The fourth proportional to 348,078.80, 521,680.80 and 170,202.80 is: 255,090.32
Step by Step Solution
- Step 1: Write the proportion equation
348,078.80 : 521,680.80 = 170,202.80 : x - Step 2: Convert to fraction form
348,078.80/521,680.80 = 170,202.80/x - Step 3: Cross multiply
348,078.80x = 521,680.80 × 170,202.80 - Step 4: Simplify right side
348,078.80x = 88,791,532,866.24 - Step 5: Solve for x
x = 88,791,532,866.24/348,078.80 - Step 6: Final answer
x = 255,090.32
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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.