Finding the Fourth Proportional to 702,387.97, 969,295.44 and 380,098.08
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Solution
The fourth proportional to 702,387.97, 969,295.44 and 380,098.08 is: 524,535.38
Step by Step Solution
- Step 1: Write the proportion equation
702,387.97 : 969,295.44 = 380,098.08 : x - Step 2: Convert to fraction form
702,387.97/969,295.44 = 380,098.08/x - Step 3: Cross multiply
702,387.97x = 969,295.44 × 380,098.08 - Step 4: Simplify right side
702,387.97x = 368,427,337,122.12 - Step 5: Solve for x
x = 368,427,337,122.12/702,387.97 - Step 6: Final answer
x = 524,535.38
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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.