Finding the Fourth Proportional to 651,278.40, 975,235.11 and 449,497.32
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Solution
The fourth proportional to 651,278.40, 975,235.11 and 449,497.32 is: 673,084.76
Step by Step Solution
- Step 1: Write the proportion equation
651,278.40 : 975,235.11 = 449,497.32 : x - Step 2: Convert to fraction form
651,278.40/975,235.11 = 449,497.32/x - Step 3: Cross multiply
651,278.40x = 975,235.11 × 449,497.32 - Step 4: Simplify right side
651,278.40x = 438,365,568,314.91 - Step 5: Solve for x
x = 438,365,568,314.91/651,278.40 - Step 6: Final answer
x = 673,084.76
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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.