Finding the Fourth Proportional to 633,888.37, 874,764.24 and 343,507.99
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Solution
The fourth proportional to 633,888.37, 874,764.24 and 343,507.99 is: 474,040.10
Step by Step Solution
- Step 1: Write the proportion equation
633,888.37 : 874,764.24 = 343,507.99 : x - Step 2: Convert to fraction form
633,888.37/874,764.24 = 343,507.99/x - Step 3: Cross multiply
633,888.37x = 874,764.24 × 343,507.99 - Step 4: Simplify right side
633,888.37x = 300,488,501,432.46 - Step 5: Solve for x
x = 300,488,501,432.46/633,888.37 - Step 6: Final answer
x = 474,040.10
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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.