Finding the Fourth Proportional to 834,460.74, 1,251,743.94 and 322,370.10
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Solution
The fourth proportional to 834,460.74, 1,251,743.94 and 322,370.10 is: 483,575.56
Step by Step Solution
- Step 1: Write the proportion equation
834,460.74 : 1,251,743.94 = 322,370.10 : x - Step 2: Convert to fraction form
834,460.74/1,251,743.94 = 322,370.10/x - Step 3: Cross multiply
834,460.74x = 1,251,743.94 × 322,370.10 - Step 4: Simplify right side
834,460.74x = 403,524,819,112.19 - Step 5: Solve for x
x = 403,524,819,112.19/834,460.74 - Step 6: Final answer
x = 483,575.56
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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.