Finding the Fourth Proportional to 323,901.24, 485,921.48 and 99,277.17
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Solution
The fourth proportional to 323,901.24, 485,921.48 and 99,277.17 is: 148,937.09
Step by Step Solution
- Step 1: Write the proportion equation
323,901.24 : 485,921.48 = 99,277.17 : x - Step 2: Convert to fraction form
323,901.24/485,921.48 = 99,277.17/x - Step 3: Cross multiply
323,901.24x = 485,921.48 × 99,277.17 - Step 4: Simplify right side
323,901.24x = 48,240,908,880.23 - Step 5: Solve for x
x = 48,240,908,880.23/323,901.24 - Step 6: Final answer
x = 148,937.09
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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.