Finding the Fourth Proportional to 246,387.20, 369,580.80 and 167,655.20
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Solution
The fourth proportional to 246,387.20, 369,580.80 and 167,655.20 is: 251,482.80
Step by Step Solution
- Step 1: Write the proportion equation
246,387.20 : 369,580.80 = 167,655.20 : x - Step 2: Convert to fraction form
246,387.20/369,580.80 = 167,655.20/x - Step 3: Cross multiply
246,387.20x = 369,580.80 × 167,655.20 - Step 4: Simplify right side
246,387.20x = 61,962,142,940.16 - Step 5: Solve for x
x = 61,962,142,940.16/246,387.20 - Step 6: Final answer
x = 251,482.80
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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.