Finding the Fourth Proportional to 409,944.87, 614,720.48 and 232,404.21
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Solution
The fourth proportional to 409,944.87, 614,720.48 and 232,404.21 is: 348,494.73
Step by Step Solution
- Step 1: Write the proportion equation
409,944.87 : 614,720.48 = 232,404.21 : x - Step 2: Convert to fraction form
409,944.87/614,720.48 = 232,404.21/x - Step 3: Cross multiply
409,944.87x = 614,720.48 × 232,404.21 - Step 4: Simplify right side
409,944.87x = 142,863,626,363.20 - Step 5: Solve for x
x = 142,863,626,363.20/409,944.87 - Step 6: Final answer
x = 348,494.73
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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.