Finding the Fourth Proportional to 794,320.83, 1,190,811.57 and 344,702.99
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Solution
The fourth proportional to 794,320.83, 1,190,811.57 and 344,702.99 is: 516,763.87
Step by Step Solution
- Step 1: Write the proportion equation
794,320.83 : 1,190,811.57 = 344,702.99 : x - Step 2: Convert to fraction form
794,320.83/1,190,811.57 = 344,702.99/x - Step 3: Cross multiply
794,320.83x = 1,190,811.57 × 344,702.99 - Step 4: Simplify right side
794,320.83x = 410,476,304,866.81 - Step 5: Solve for x
x = 410,476,304,866.81/794,320.83 - Step 6: Final answer
x = 516,763.87
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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.