Finding the Fourth Proportional to 409,946.75, 614,723.28 and 232,406.09
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Solution
The fourth proportional to 409,946.75, 614,723.28 and 232,406.09 is: 348,497.54
Step by Step Solution
- Step 1: Write the proportion equation
409,946.75 : 614,723.28 = 232,406.09 : x - Step 2: Convert to fraction form
409,946.75/614,723.28 = 232,406.09/x - Step 3: Cross multiply
409,946.75x = 614,723.28 × 232,406.09 - Step 4: Simplify right side
409,946.75x = 142,865,430,863.16 - Step 5: Solve for x
x = 142,865,430,863.16/409,946.75 - Step 6: Final answer
x = 348,497.54
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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.