Finding the Fourth Proportional to 414,649.08, 572,392.28 and 278,761.83
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Solution
The fourth proportional to 414,649.08, 572,392.28 and 278,761.83 is: 384,810.02
Step by Step Solution
- Step 1: Write the proportion equation
414,649.08 : 572,392.28 = 278,761.83 : x - Step 2: Convert to fraction form
414,649.08/572,392.28 = 278,761.83/x - Step 3: Cross multiply
414,649.08x = 572,392.28 × 278,761.83 - Step 4: Simplify right side
414,649.08x = 159,561,119,450.67 - Step 5: Solve for x
x = 159,561,119,450.67/414,649.08 - Step 6: Final answer
x = 384,810.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.