Finding the Fourth Proportional to 480,678.68, 720,966.08 and 160,794.26
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Solution
The fourth proportional to 480,678.68, 720,966.08 and 160,794.26 is: 241,174.02
Step by Step Solution
- Step 1: Write the proportion equation
480,678.68 : 720,966.08 = 160,794.26 : x - Step 2: Convert to fraction form
480,678.68/720,966.08 = 160,794.26/x - Step 3: Cross multiply
480,678.68x = 720,966.08 × 160,794.26 - Step 4: Simplify right side
480,678.68x = 115,927,207,318.70 - Step 5: Solve for x
x = 115,927,207,318.70/480,678.68 - Step 6: Final answer
x = 241,174.02
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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.