Finding the Fourth Proportional to 994,980.24, 1,373,077.26 and 565,283.93
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Solution
The fourth proportional to 994,980.24, 1,373,077.26 and 565,283.93 is: 780,094.39
Step by Step Solution
- Step 1: Write the proportion equation
994,980.24 : 1,373,077.26 = 565,283.93 : x - Step 2: Convert to fraction form
994,980.24/1,373,077.26 = 565,283.93/x - Step 3: Cross multiply
994,980.24x = 1,373,077.26 × 565,283.93 - Step 4: Simplify right side
994,980.24x = 776,178,502,861.05 - Step 5: Solve for x
x = 776,178,502,861.05/994,980.24 - Step 6: Final answer
x = 780,094.39
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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.