Finding the Fourth Proportional to 703,350.96, 970,625.35 and 381,061.07
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Solution
The fourth proportional to 703,350.96, 970,625.35 and 381,061.07 is: 525,864.83
Step by Step Solution
- Step 1: Write the proportion equation
703,350.96 : 970,625.35 = 381,061.07 : x - Step 2: Convert to fraction form
703,350.96/970,625.35 = 381,061.07/x - Step 3: Cross multiply
703,350.96x = 970,625.35 × 381,061.07 - Step 4: Simplify right side
703,350.96x = 369,867,534,440.13 - Step 5: Solve for x
x = 369,867,534,440.13/703,350.96 - Step 6: Final answer
x = 525,864.83
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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.