Finding the Fourth Proportional to 409,725.30, 614,580.63 and 156,937.26
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Solution
The fourth proportional to 409,725.30, 614,580.63 and 156,937.26 is: 235,403.09
Step by Step Solution
- Step 1: Write the proportion equation
409,725.30 : 614,580.63 = 156,937.26 : x - Step 2: Convert to fraction form
409,725.30/614,580.63 = 156,937.26/x - Step 3: Cross multiply
409,725.30x = 614,580.63 × 156,937.26 - Step 4: Simplify right side
409,725.30x = 96,450,600,121.27 - Step 5: Solve for x
x = 96,450,600,121.27/409,725.30 - Step 6: Final answer
x = 235,403.09
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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.