Finding the Fourth Proportional to 623,375.26, 859,858.95 and 432,318.94
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Solution
The fourth proportional to 623,375.26, 859,858.95 and 432,318.94 is: 596,323.49
Step by Step Solution
- Step 1: Write the proportion equation
623,375.26 : 859,858.95 = 432,318.94 : x - Step 2: Convert to fraction form
623,375.26/859,858.95 = 432,318.94/x - Step 3: Cross multiply
623,375.26x = 859,858.95 × 432,318.94 - Step 4: Simplify right side
623,375.26x = 371,733,309,813.51 - Step 5: Solve for x
x = 371,733,309,813.51/623,375.26 - Step 6: Final answer
x = 596,323.49
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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.