Finding the Fourth Proportional to 703,064.27, 970,223.87 and 380,766.99
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Solution
The fourth proportional to 703,064.27, 970,223.87 and 380,766.99 is: 525,455.84
Step by Step Solution
- Step 1: Write the proportion equation
703,064.27 : 970,223.87 = 380,766.99 : x - Step 2: Convert to fraction form
703,064.27/970,223.87 = 380,766.99/x - Step 3: Cross multiply
703,064.27x = 970,223.87 × 380,766.99 - Step 4: Simplify right side
703,064.27x = 369,429,220,702.22 - Step 5: Solve for x
x = 369,429,220,702.22/703,064.27 - Step 6: Final answer
x = 525,455.84
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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.