Finding the Fourth Proportional to 984,246.08, 1,358,264.24 and 554,532.80
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Solution
The fourth proportional to 984,246.08, 1,358,264.24 and 554,532.80 is: 765,257.88
Step by Step Solution
- Step 1: Write the proportion equation
984,246.08 : 1,358,264.24 = 554,532.80 : x - Step 2: Convert to fraction form
984,246.08/1,358,264.24 = 554,532.80/x - Step 3: Cross multiply
984,246.08x = 1,358,264.24 × 554,532.80 - Step 4: Simplify right side
984,246.08x = 753,202,072,147.07 - Step 5: Solve for x
x = 753,202,072,147.07/984,246.08 - Step 6: Final answer
x = 765,257.88
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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.