Finding the Fourth Proportional to 703,353.08, 970,628.19 and 381,063.19
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Solution
The fourth proportional to 703,353.08, 970,628.19 and 381,063.19 is: 525,867.71
Step by Step Solution
- Step 1: Write the proportion equation
703,353.08 : 970,628.19 = 381,063.19 : x - Step 2: Convert to fraction form
703,353.08/970,628.19 = 381,063.19/x - Step 3: Cross multiply
703,353.08x = 970,628.19 × 381,063.19 - Step 4: Simplify right side
703,353.08x = 369,870,674,385.33 - Step 5: Solve for x
x = 369,870,674,385.33/703,353.08 - Step 6: Final answer
x = 525,867.71
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1.5x scale
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.