Finding the Fourth Proportional to 700,951.55, 967,311.91 and 378,660.65
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Solution
The fourth proportional to 700,951.55, 967,311.91 and 378,660.65 is: 522,551.03
Step by Step Solution
- Step 1: Write the proportion equation
700,951.55 : 967,311.91 = 378,660.65 : x - Step 2: Convert to fraction form
700,951.55/967,311.91 = 378,660.65/x - Step 3: Cross multiply
700,951.55x = 967,311.91 × 378,660.65 - Step 4: Simplify right side
700,951.55x = 366,282,950,810.13 - Step 5: Solve for x
x = 366,282,950,810.13/700,951.55 - Step 6: Final answer
x = 522,551.03
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.