Finding the Fourth Proportional to 714,848.44, 985,657.44 and 533,245.09
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Solution
The fourth proportional to 714,848.44, 985,657.44 and 533,245.09 is: 735,256.54
Step by Step Solution
- Step 1: Write the proportion equation
714,848.44 : 985,657.44 = 533,245.09 : x - Step 2: Convert to fraction form
714,848.44/985,657.44 = 533,245.09/x - Step 3: Cross multiply
714,848.44x = 985,657.44 × 533,245.09 - Step 4: Simplify right side
714,848.44x = 525,596,990,301.97 - Step 5: Solve for x
x = 525,596,990,301.97/714,848.44 - Step 6: Final answer
x = 735,256.54
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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.