Finding the Fourth Proportional to 471,928.44, 651,257.91 and 257,067.84
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Solution
The fourth proportional to 471,928.44, 651,257.91 and 257,067.84 is: 354,751.80
Step by Step Solution
- Step 1: Write the proportion equation
471,928.44 : 651,257.91 = 257,067.84 : x - Step 2: Convert to fraction form
471,928.44/651,257.91 = 257,067.84/x - Step 3: Cross multiply
471,928.44x = 651,257.91 × 257,067.84 - Step 4: Simplify right side
471,928.44x = 167,417,464,206.61 - Step 5: Solve for x
x = 167,417,464,206.61/471,928.44 - Step 6: Final answer
x = 354,751.80
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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.