Finding the Fourth Proportional to 330,162.16, 495,316.68 and 119,795.44
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Solution
The fourth proportional to 330,162.16, 495,316.68 and 119,795.44 is: 179,719.81
Step by Step Solution
- Step 1: Write the proportion equation
330,162.16 : 495,316.68 = 119,795.44 : x - Step 2: Convert to fraction form
330,162.16/495,316.68 = 119,795.44/x - Step 3: Cross multiply
330,162.16x = 495,316.68 × 119,795.44 - Step 4: Simplify right side
330,162.16x = 59,336,679,619.94 - Step 5: Solve for x
x = 59,336,679,619.94/330,162.16 - Step 6: Final answer
x = 179,719.81
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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.