Finding the Fourth Proportional to 471,808.36, 707,012.68 and 346,537.00
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Solution
The fourth proportional to 471,808.36, 707,012.68 and 346,537.00 is: 519,291.46
Step by Step Solution
- Step 1: Write the proportion equation
471,808.36 : 707,012.68 = 346,537.00 : x - Step 2: Convert to fraction form
471,808.36/707,012.68 = 346,537.00/x - Step 3: Cross multiply
471,808.36x = 707,012.68 × 346,537.00 - Step 4: Simplify right side
471,808.36x = 245,006,049,554.10 - Step 5: Solve for x
x = 245,006,049,554.10/471,808.36 - Step 6: Final answer
x = 519,291.46
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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.