Finding the Fourth Proportional to 614,586.76, 848,185.42 and 372,930.55
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Solution
The fourth proportional to 614,586.76, 848,185.42 and 372,930.55 is: 514,677.95
Step by Step Solution
- Step 1: Write the proportion equation
614,586.76 : 848,185.42 = 372,930.55 : x - Step 2: Convert to fraction form
614,586.76/848,185.42 = 372,930.55/x - Step 3: Cross multiply
614,586.76x = 848,185.42 × 372,930.55 - Step 4: Simplify right side
614,586.76x = 316,314,250,941.65 - Step 5: Solve for x
x = 316,314,250,941.65/614,586.76 - Step 6: Final answer
x = 514,677.95
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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.