Finding the Fourth Proportional to 984,073.11, 1,358,014.98 and 554,491.63
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Solution
The fourth proportional to 984,073.11, 1,358,014.98 and 554,491.63 is: 765,195.12
Step by Step Solution
- Step 1: Write the proportion equation
984,073.11 : 1,358,014.98 = 554,491.63 : x - Step 2: Convert to fraction form
984,073.11/1,358,014.98 = 554,491.63/x - Step 3: Cross multiply
984,073.11x = 1,358,014.98 × 554,491.63 - Step 4: Simplify right side
984,073.11x = 753,007,939,824.62 - Step 5: Solve for x
x = 753,007,939,824.62/984,073.11 - Step 6: Final answer
x = 765,195.12
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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.