Finding the Fourth Proportional to 452,757.41, 624,768.62 and 261,783.12
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Solution
The fourth proportional to 452,757.41, 624,768.62 and 261,783.12 is: 361,239.54
Step by Step Solution
- Step 1: Write the proportion equation
452,757.41 : 624,768.62 = 261,783.12 : x - Step 2: Convert to fraction form
452,757.41/624,768.62 = 261,783.12/x - Step 3: Cross multiply
452,757.41x = 624,768.62 × 261,783.12 - Step 4: Simplify right side
452,757.41x = 163,553,877,312.78 - Step 5: Solve for x
x = 163,553,877,312.78/452,757.41 - Step 6: Final answer
x = 361,239.54
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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.