Finding the Fourth Proportional to 1,496,497.16, 2,245,077.44 and 431,456.12
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Solution
The fourth proportional to 1,496,497.16, 2,245,077.44 and 431,456.12 is: 647,279.81
Step by Step Solution
- Step 1: Write the proportion equation
1,496,497.16 : 2,245,077.44 = 431,456.12 : x - Step 2: Convert to fraction form
1,496,497.16/2,245,077.44 = 431,456.12/x - Step 3: Cross multiply
1,496,497.16x = 2,245,077.44 × 431,456.12 - Step 4: Simplify right side
1,496,497.16x = 968,652,401,361.93 - Step 5: Solve for x
x = 968,652,401,361.93/1,496,497.16 - Step 6: Final answer
x = 647,279.81
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.