Finding the Fourth Proportional to 787,272.91, 1,180,901.58 and 360,687.70
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Solution
The fourth proportional to 787,272.91, 1,180,901.58 and 360,687.70 is: 541,027.98
Step by Step Solution
- Step 1: Write the proportion equation
787,272.91 : 1,180,901.58 = 360,687.70 : x - Step 2: Convert to fraction form
787,272.91/1,180,901.58 = 360,687.70/x - Step 3: Cross multiply
787,272.91x = 1,180,901.58 × 360,687.70 - Step 4: Simplify right side
787,272.91x = 425,936,674,816.57 - Step 5: Solve for x
x = 425,936,674,816.57/787,272.91 - Step 6: Final answer
x = 541,027.98
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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.