Finding the Fourth Proportional to 995,402.80, 1,373,596.68 and 565,623.28
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Solution
The fourth proportional to 995,402.80, 1,373,596.68 and 565,623.28 is: 780,526.50
Step by Step Solution
- Step 1: Write the proportion equation
995,402.80 : 1,373,596.68 = 565,623.28 : x - Step 2: Convert to fraction form
995,402.80/1,373,596.68 = 565,623.28/x - Step 3: Cross multiply
995,402.80x = 1,373,596.68 × 565,623.28 - Step 4: Simplify right side
995,402.80x = 776,938,259,538.71 - Step 5: Solve for x
x = 776,938,259,538.71/995,402.80 - Step 6: Final answer
x = 780,526.50
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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.