Finding the Fourth Proportional to 323,109.12, 484,740.32 and 101,493.12
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Solution
The fourth proportional to 323,109.12, 484,740.32 and 101,493.12 is: 152,263.75
Step by Step Solution
- Step 1: Write the proportion equation
323,109.12 : 484,740.32 = 101,493.12 : x - Step 2: Convert to fraction form
323,109.12/484,740.32 = 101,493.12/x - Step 3: Cross multiply
323,109.12x = 484,740.32 × 101,493.12 - Step 4: Simplify right side
323,109.12x = 49,197,807,466.60 - Step 5: Solve for x
x = 49,197,807,466.60/323,109.12 - Step 6: Final answer
x = 152,263.75
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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.