Finding the Fourth Proportional to 452,332.08, 678,339.36 and 132,395.58
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Solution
The fourth proportional to 452,332.08, 678,339.36 and 132,395.58 is: 198,546.90
Step by Step Solution
- Step 1: Write the proportion equation
452,332.08 : 678,339.36 = 132,395.58 : x - Step 2: Convert to fraction form
452,332.08/678,339.36 = 132,395.58/x - Step 3: Cross multiply
452,332.08x = 678,339.36 × 132,395.58 - Step 4: Simplify right side
452,332.08x = 89,809,133,004.03 - Step 5: Solve for x
x = 89,809,133,004.03/452,332.08 - Step 6: Final answer
x = 198,546.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.