Finding the Fourth Proportional to 719,026.66, 992,250.57 and 396,739.81
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Solution
The fourth proportional to 719,026.66, 992,250.57 and 396,739.81 is: 547,497.51
Step by Step Solution
- Step 1: Write the proportion equation
719,026.66 : 992,250.57 = 396,739.81 : x - Step 2: Convert to fraction form
719,026.66/992,250.57 = 396,739.81/x - Step 3: Cross multiply
719,026.66x = 992,250.57 × 396,739.81 - Step 4: Simplify right side
719,026.66x = 393,665,302,614.19 - Step 5: Solve for x
x = 393,665,302,614.19/719,026.66 - Step 6: Final answer
x = 547,497.51
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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.