Finding the Fourth Proportional to 647,536.20, 971,304.30 and 597,769.80
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Solution
The fourth proportional to 647,536.20, 971,304.30 and 597,769.80 is: 896,654.70
Step by Step Solution
- Step 1: Write the proportion equation
647,536.20 : 971,304.30 = 597,769.80 : x - Step 2: Convert to fraction form
647,536.20/971,304.30 = 597,769.80/x - Step 3: Cross multiply
647,536.20x = 971,304.30 × 597,769.80 - Step 4: Simplify right side
647,536.20x = 580,616,377,150.14 - Step 5: Solve for x
x = 580,616,377,150.14/647,536.20 - Step 6: Final answer
x = 896,654.70
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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.