Finding the Fourth Proportional to 313,480.78, 432,599.58 and 170,241.84
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Solution
The fourth proportional to 313,480.78, 432,599.58 and 170,241.84 is: 234,931.62
Step by Step Solution
- Step 1: Write the proportion equation
313,480.78 : 432,599.58 = 170,241.84 : x - Step 2: Convert to fraction form
313,480.78/432,599.58 = 170,241.84/x - Step 3: Cross multiply
313,480.78x = 432,599.58 × 170,241.84 - Step 4: Simplify right side
313,480.78x = 73,646,548,482.43 - Step 5: Solve for x
x = 73,646,548,482.43/313,480.78 - Step 6: Final answer
x = 234,931.62
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.