Finding the Fourth Proportional to 462,162.11, 637,779.32 and 258,248.15
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Solution
The fourth proportional to 462,162.11, 637,779.32 and 258,248.15 is: 356,379.99
Step by Step Solution
- Step 1: Write the proportion equation
462,162.11 : 637,779.32 = 258,248.15 : x - Step 2: Convert to fraction form
462,162.11/637,779.32 = 258,248.15/x - Step 3: Cross multiply
462,162.11x = 637,779.32 × 258,248.15 - Step 4: Simplify right side
462,162.11x = 164,705,328,378.22 - Step 5: Solve for x
x = 164,705,328,378.22/462,162.11 - Step 6: Final answer
x = 356,379.99
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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.