Finding the Fourth Proportional to 1,496,495.16, 2,245,074.44 and 431,454.08
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Solution
The fourth proportional to 1,496,495.16, 2,245,074.44 and 431,454.08 is: 647,276.75
Step by Step Solution
- Step 1: Write the proportion equation
1,496,495.16 : 2,245,074.44 = 431,454.08 : x - Step 2: Convert to fraction form
1,496,495.16/2,245,074.44 = 431,454.08/x - Step 3: Cross multiply
1,496,495.16x = 2,245,074.44 × 431,454.08 - Step 4: Simplify right side
1,496,495.16x = 968,646,527,041.72 - Step 5: Solve for x
x = 968,646,527,041.72/1,496,495.16 - Step 6: Final answer
x = 647,276.75
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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.