Finding the Fourth Proportional to 211,199.76, 316,799.52 and 197,202.96
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Solution
The fourth proportional to 211,199.76, 316,799.52 and 197,202.96 is: 295,804.33
Step by Step Solution
- Step 1: Write the proportion equation
211,199.76 : 316,799.52 = 197,202.96 : x - Step 2: Convert to fraction form
211,199.76/316,799.52 = 197,202.96/x - Step 3: Cross multiply
211,199.76x = 316,799.52 × 197,202.96 - Step 4: Simplify right side
211,199.76x = 62,473,803,070.58 - Step 5: Solve for x
x = 62,473,803,070.58/211,199.76 - Step 6: Final answer
x = 295,804.33
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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.