Finding the Fourth Proportional to 532,355.13, 798,659.79 and 177,372.21
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Solution
The fourth proportional to 532,355.13, 798,659.79 and 177,372.21 is: 266,100.66
Step by Step Solution
- Step 1: Write the proportion equation
532,355.13 : 798,659.79 = 177,372.21 : x - Step 2: Convert to fraction form
532,355.13/798,659.79 = 177,372.21/x - Step 3: Cross multiply
532,355.13x = 798,659.79 × 177,372.21 - Step 4: Simplify right side
532,355.13x = 141,660,051,990.44 - Step 5: Solve for x
x = 141,660,051,990.44/532,355.13 - Step 6: Final answer
x = 266,100.66
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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.