Finding the Fourth Proportional to 594,518.88, 891,778.94 and 278,976.09
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Solution
The fourth proportional to 594,518.88, 891,778.94 and 278,976.09 is: 418,464.43
Step by Step Solution
- Step 1: Write the proportion equation
594,518.88 : 891,778.94 = 278,976.09 : x - Step 2: Convert to fraction form
594,518.88/891,778.94 = 278,976.09/x - Step 3: Cross multiply
594,518.88x = 891,778.94 × 278,976.09 - Step 4: Simplify right side
594,518.88x = 248,785,001,825.55 - Step 5: Solve for x
x = 248,785,001,825.55/594,518.88 - Step 6: Final answer
x = 418,464.43
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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.