Finding the Fourth Proportional to 762,124.91, 1,143,187.85 and 193,548.65
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Solution
The fourth proportional to 762,124.91, 1,143,187.85 and 193,548.65 is: 290,323.09
Step by Step Solution
- Step 1: Write the proportion equation
762,124.91 : 1,143,187.85 = 193,548.65 : x - Step 2: Convert to fraction form
762,124.91/1,143,187.85 = 193,548.65/x - Step 3: Cross multiply
762,124.91x = 1,143,187.85 × 193,548.65 - Step 4: Simplify right side
762,124.91x = 221,262,459,831.84 - Step 5: Solve for x
x = 221,262,459,831.84/762,124.91 - Step 6: Final answer
x = 290,323.09
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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.