Finding the Fourth Proportional to 984,611.70, 1,358,762.04 and 531,902.70
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Solution
The fourth proportional to 984,611.70, 1,358,762.04 and 531,902.70 is: 734,024.59
Step by Step Solution
- Step 1: Write the proportion equation
984,611.70 : 1,358,762.04 = 531,902.70 : x - Step 2: Convert to fraction form
984,611.70/1,358,762.04 = 531,902.70/x - Step 3: Cross multiply
984,611.70x = 1,358,762.04 × 531,902.70 - Step 4: Simplify right side
984,611.70x = 722,729,197,733.51 - Step 5: Solve for x
x = 722,729,197,733.51/984,611.70 - Step 6: Final answer
x = 734,024.59
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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.