Finding the Fourth Proportional to 588,831.40, 883,247.10 and 543,341.80
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Solution
The fourth proportional to 588,831.40, 883,247.10 and 543,341.80 is: 815,012.70
Step by Step Solution
- Step 1: Write the proportion equation
588,831.40 : 883,247.10 = 543,341.80 : x - Step 2: Convert to fraction form
588,831.40/883,247.10 = 543,341.80/x - Step 3: Cross multiply
588,831.40x = 883,247.10 × 543,341.80 - Step 4: Simplify right side
588,831.40x = 479,905,069,158.78 - Step 5: Solve for x
x = 479,905,069,158.78/588,831.40 - Step 6: Final answer
x = 815,012.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.