Finding the Fourth Proportional to 433,874.74, 650,950.35 and 345,470.26
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Solution
The fourth proportional to 433,874.74, 650,950.35 and 345,470.26 is: 518,315.46
Step by Step Solution
- Step 1: Write the proportion equation
433,874.74 : 650,950.35 = 345,470.26 : x - Step 2: Convert to fraction form
433,874.74/650,950.35 = 345,470.26/x - Step 3: Cross multiply
433,874.74x = 650,950.35 × 345,470.26 - Step 4: Simplify right side
433,874.74x = 224,883,986,661.59 - Step 5: Solve for x
x = 224,883,986,661.59/433,874.74 - Step 6: Final answer
x = 518,315.46
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1.5x scale
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.