Finding the Fourth Proportional to 471,040.84, 706,390.34 and 257,967.08
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Solution
The fourth proportional to 471,040.84, 706,390.34 and 257,967.08 is: 386,857.02
Step by Step Solution
- Step 1: Write the proportion equation
471,040.84 : 706,390.34 = 257,967.08 : x - Step 2: Convert to fraction form
471,040.84/706,390.34 = 257,967.08/x - Step 3: Cross multiply
471,040.84x = 706,390.34 × 257,967.08 - Step 4: Simplify right side
471,040.84x = 182,225,453,350.01 - Step 5: Solve for x
x = 182,225,453,350.01/471,040.84 - Step 6: Final answer
x = 386,857.02
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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.