Finding the Fourth Proportional to 734,693.36, 1,013,616.06 and 480,191.36
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Solution
The fourth proportional to 734,693.36, 1,013,616.06 and 480,191.36 is: 662,493.63
Step by Step Solution
- Step 1: Write the proportion equation
734,693.36 : 1,013,616.06 = 480,191.36 : x - Step 2: Convert to fraction form
734,693.36/1,013,616.06 = 480,191.36/x - Step 3: Cross multiply
734,693.36x = 1,013,616.06 × 480,191.36 - Step 4: Simplify right side
734,693.36x = 486,729,674,369.24 - Step 5: Solve for x
x = 486,729,674,369.24/734,693.36 - Step 6: Final answer
x = 662,493.63
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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.