Finding the Fourth Proportional to 874,477.37, 1,312,463.74 and 342,372.07
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Solution
The fourth proportional to 874,477.37, 1,312,463.74 and 342,372.07 is: 513,850.84
Step by Step Solution
- Step 1: Write the proportion equation
874,477.37 : 1,312,463.74 = 342,372.07 : x - Step 2: Convert to fraction form
874,477.37/1,312,463.74 = 342,372.07/x - Step 3: Cross multiply
874,477.37x = 1,312,463.74 × 342,372.07 - Step 4: Simplify right side
874,477.37x = 449,350,927,463.74 - Step 5: Solve for x
x = 449,350,927,463.74/874,477.37 - Step 6: Final answer
x = 513,850.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.