Finding the Fourth Proportional to 309,110.80, 463,444.80 and 119,408.80
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Solution
The fourth proportional to 309,110.80, 463,444.80 and 119,408.80 is: 179,027.67
Step by Step Solution
- Step 1: Write the proportion equation
309,110.80 : 463,444.80 = 119,408.80 : x - Step 2: Convert to fraction form
309,110.80/463,444.80 = 119,408.80/x - Step 3: Cross multiply
309,110.80x = 463,444.80 × 119,408.80 - Step 4: Simplify right side
309,110.80x = 55,339,387,434.24 - Step 5: Solve for x
x = 55,339,387,434.24/309,110.80 - Step 6: Final answer
x = 179,027.67
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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.