Finding the Fourth Proportional to 345,048.30, 476,154.99 and 194,116.14
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Solution
The fourth proportional to 345,048.30, 476,154.99 and 194,116.14 is: 267,873.71
Step by Step Solution
- Step 1: Write the proportion equation
345,048.30 : 476,154.99 = 194,116.14 : x - Step 2: Convert to fraction form
345,048.30/476,154.99 = 194,116.14/x - Step 3: Cross multiply
345,048.30x = 476,154.99 × 194,116.14 - Step 4: Simplify right side
345,048.30x = 92,429,368,700.54 - Step 5: Solve for x
x = 92,429,368,700.54/345,048.30 - Step 6: Final answer
x = 267,873.71
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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.