Finding the Fourth Proportional to 436,478.71, 654,877.98 and 183,822.79
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Solution
The fourth proportional to 436,478.71, 654,877.98 and 183,822.79 is: 275,801.53
Step by Step Solution
- Step 1: Write the proportion equation
436,478.71 : 654,877.98 = 183,822.79 : x - Step 2: Convert to fraction form
436,478.71/654,877.98 = 183,822.79/x - Step 3: Cross multiply
436,478.71x = 654,877.98 × 183,822.79 - Step 4: Simplify right side
436,478.71x = 120,381,496,474.05 - Step 5: Solve for x
x = 120,381,496,474.05/436,478.71 - Step 6: Final answer
x = 275,801.53
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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.