Finding the Fourth Proportional to 930,464.52, 1,284,319.49 and 543,384.36
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Solution
The fourth proportional to 930,464.52, 1,284,319.49 and 543,384.36 is: 750,033.02
Step by Step Solution
- Step 1: Write the proportion equation
930,464.52 : 1,284,319.49 = 543,384.36 : x - Step 2: Convert to fraction form
930,464.52/1,284,319.49 = 543,384.36/x - Step 3: Cross multiply
930,464.52x = 1,284,319.49 × 543,384.36 - Step 4: Simplify right side
930,464.52x = 697,879,117,687.58 - Step 5: Solve for x
x = 697,879,117,687.58/930,464.52 - Step 6: Final answer
x = 750,033.02
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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.