Finding the Fourth Proportional to 323,243.19, 484,865.16 and 98,591.73
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Solution
The fourth proportional to 323,243.19, 484,865.16 and 98,591.73 is: 147,887.71
Step by Step Solution
- Step 1: Write the proportion equation
323,243.19 : 484,865.16 = 98,591.73 : x - Step 2: Convert to fraction form
323,243.19/484,865.16 = 98,591.73/x - Step 3: Cross multiply
323,243.19x = 484,865.16 × 98,591.73 - Step 4: Simplify right side
323,243.19x = 47,803,694,941.13 - Step 5: Solve for x
x = 47,803,694,941.13/323,243.19 - Step 6: Final answer
x = 147,887.71
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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.