Finding the Fourth Proportional to 465,417.14, 641,849.19 and 301,903.35
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Solution
The fourth proportional to 465,417.14, 641,849.19 and 301,903.35 is: 416,349.99
Step by Step Solution
- Step 1: Write the proportion equation
465,417.14 : 641,849.19 = 301,903.35 : x - Step 2: Convert to fraction form
465,417.14/641,849.19 = 301,903.35/x - Step 3: Cross multiply
465,417.14x = 641,849.19 × 301,903.35 - Step 4: Simplify right side
465,417.14x = 193,776,421,576.22 - Step 5: Solve for x
x = 193,776,421,576.22/465,417.14 - Step 6: Final answer
x = 416,349.99
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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.