Finding the Fourth Proportional to 765,646.74, 1,148,382.63 and 204,724.98
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Solution
The fourth proportional to 765,646.74, 1,148,382.63 and 204,724.98 is: 307,064.08
Step by Step Solution
- Step 1: Write the proportion equation
765,646.74 : 1,148,382.63 = 204,724.98 : x - Step 2: Convert to fraction form
765,646.74/1,148,382.63 = 204,724.98/x - Step 3: Cross multiply
765,646.74x = 1,148,382.63 × 204,724.98 - Step 4: Simplify right side
765,646.74x = 235,102,610,959.10 - Step 5: Solve for x
x = 235,102,610,959.10/765,646.74 - Step 6: Final answer
x = 307,064.08
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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.