Finding the Fourth Proportional to 795,938.74, 1,098,217.64 and 667,397.14
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Solution
The fourth proportional to 795,938.74, 1,098,217.64 and 667,397.14 is: 920,858.95
Step by Step Solution
- Step 1: Write the proportion equation
795,938.74 : 1,098,217.64 = 667,397.14 : x - Step 2: Convert to fraction form
795,938.74/1,098,217.64 = 667,397.14/x - Step 3: Cross multiply
795,938.74x = 1,098,217.64 × 667,397.14 - Step 4: Simplify right side
795,938.74x = 732,947,312,033.55 - Step 5: Solve for x
x = 732,947,312,033.55/795,938.74 - Step 6: Final answer
x = 920,858.95
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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.