Finding the Fourth Proportional to 971,451.20, 1,457,176.80 and 598,203.20
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Solution
The fourth proportional to 971,451.20, 1,457,176.80 and 598,203.20 is: 897,304.80
Step by Step Solution
- Step 1: Write the proportion equation
971,451.20 : 1,457,176.80 = 598,203.20 : x - Step 2: Convert to fraction form
971,451.20/1,457,176.80 = 598,203.20/x - Step 3: Cross multiply
971,451.20x = 1,457,176.80 × 598,203.20 - Step 4: Simplify right side
971,451.20x = 871,687,824,725.76 - Step 5: Solve for x
x = 871,687,824,725.76/971,451.20 - Step 6: Final answer
x = 897,304.80
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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.