Finding the Fourth Proportional to 564,829.68, 779,427.89 and 335,375.12
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Solution
The fourth proportional to 564,829.68, 779,427.89 and 335,375.12 is: 462,795.65
Step by Step Solution
- Step 1: Write the proportion equation
564,829.68 : 779,427.89 = 335,375.12 : x - Step 2: Convert to fraction form
564,829.68/779,427.89 = 335,375.12/x - Step 3: Cross multiply
564,829.68x = 779,427.89 × 335,375.12 - Step 4: Simplify right side
564,829.68x = 261,400,716,566.08 - Step 5: Solve for x
x = 261,400,716,566.08/564,829.68 - Step 6: Final answer
x = 462,795.65
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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.