Finding the Fourth Proportional to 992,831.80, 1,489,247.70 and 593,266.90
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Solution
The fourth proportional to 992,831.80, 1,489,247.70 and 593,266.90 is: 889,900.35
Step by Step Solution
- Step 1: Write the proportion equation
992,831.80 : 1,489,247.70 = 593,266.90 : x - Step 2: Convert to fraction form
992,831.80/1,489,247.70 = 593,266.90/x - Step 3: Cross multiply
992,831.80x = 1,489,247.70 × 593,266.90 - Step 4: Simplify right side
992,831.80x = 883,521,366,311.13 - Step 5: Solve for x
x = 883,521,366,311.13/992,831.80 - Step 6: Final answer
x = 889,900.35
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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.