Finding the Fourth Proportional to 424,764.97, 586,201.79 and 243,504.14
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Solution
The fourth proportional to 424,764.97, 586,201.79 and 243,504.14 is: 336,050.69
Step by Step Solution
- Step 1: Write the proportion equation
424,764.97 : 586,201.79 = 243,504.14 : x - Step 2: Convert to fraction form
424,764.97/586,201.79 = 243,504.14/x - Step 3: Cross multiply
424,764.97x = 586,201.79 × 243,504.14 - Step 4: Simplify right side
424,764.97x = 142,742,560,418.16 - Step 5: Solve for x
x = 142,742,560,418.16/424,764.97 - Step 6: Final answer
x = 336,050.69
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1.5x scale
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.