Finding the Fourth Proportional to 633,573.30, 874,372.95 and 361,696.26
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Solution
The fourth proportional to 633,573.30, 874,372.95 and 361,696.26 is: 499,164.70
Step by Step Solution
- Step 1: Write the proportion equation
633,573.30 : 874,372.95 = 361,696.26 : x - Step 2: Convert to fraction form
633,573.30/874,372.95 = 361,696.26/x - Step 3: Cross multiply
633,573.30x = 874,372.95 × 361,696.26 - Step 4: Simplify right side
633,573.30x = 316,257,425,860.17 - Step 5: Solve for x
x = 316,257,425,860.17/633,573.30 - Step 6: Final answer
x = 499,164.70
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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.