Finding the Fourth Proportional to 624,954.36, 862,432.70 and 338,467.88
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Solution
The fourth proportional to 624,954.36, 862,432.70 and 338,467.88 is: 467,083.34
Step by Step Solution
- Step 1: Write the proportion equation
624,954.36 : 862,432.70 = 338,467.88 : x - Step 2: Convert to fraction form
624,954.36/862,432.70 = 338,467.88/x - Step 3: Cross multiply
624,954.36x = 862,432.70 × 338,467.88 - Step 4: Simplify right side
624,954.36x = 291,905,767,611.68 - Step 5: Solve for x
x = 291,905,767,611.68/624,954.36 - Step 6: Final answer
x = 467,083.34
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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.