Finding the Fourth Proportional to 847,438.43, 1,271,159.73 and 207,744.98
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Solution
The fourth proportional to 847,438.43, 1,271,159.73 and 207,744.98 is: 311,617.98
Step by Step Solution
- Step 1: Write the proportion equation
847,438.43 : 1,271,159.73 = 207,744.98 : x - Step 2: Convert to fraction form
847,438.43/1,271,159.73 = 207,744.98/x - Step 3: Cross multiply
847,438.43x = 1,271,159.73 × 207,744.98 - Step 4: Simplify right side
847,438.43x = 264,077,046,329.86 - Step 5: Solve for x
x = 264,077,046,329.86/847,438.43 - Step 6: Final answer
x = 311,617.98
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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.