Finding the Fourth Proportional to 302,251.28, 417,106.14 and 166,284.90
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Solution
The fourth proportional to 302,251.28, 417,106.14 and 166,284.90 is: 229,472.82
Step by Step Solution
- Step 1: Write the proportion equation
302,251.28 : 417,106.14 = 166,284.90 : x - Step 2: Convert to fraction form
302,251.28/417,106.14 = 166,284.90/x - Step 3: Cross multiply
302,251.28x = 417,106.14 × 166,284.90 - Step 4: Simplify right side
302,251.28x = 69,358,452,779.29 - Step 5: Solve for x
x = 69,358,452,779.29/302,251.28 - Step 6: Final answer
x = 229,472.82
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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.