Finding the Fourth Proportional to 869,562.99, 1,304,352.87 and 329,674.08
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Solution
The fourth proportional to 869,562.99, 1,304,352.87 and 329,674.08 is: 494,514.30
Step by Step Solution
- Step 1: Write the proportion equation
869,562.99 : 1,304,352.87 = 329,674.08 : x - Step 2: Convert to fraction form
869,562.99/1,304,352.87 = 329,674.08/x - Step 3: Cross multiply
869,562.99x = 1,304,352.87 × 329,674.08 - Step 4: Simplify right side
869,562.99x = 430,011,332,412.61 - Step 5: Solve for x
x = 430,011,332,412.61/869,562.99 - Step 6: Final answer
x = 494,514.30
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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.