Finding the Fourth Proportional to 534,676.62, 802,140.68 and 155,605.53
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Solution
The fourth proportional to 534,676.62, 802,140.68 and 155,605.53 is: 233,444.88
Step by Step Solution
- Step 1: Write the proportion equation
534,676.62 : 802,140.68 = 155,605.53 : x - Step 2: Convert to fraction form
534,676.62/802,140.68 = 155,605.53/x - Step 3: Cross multiply
534,676.62x = 802,140.68 × 155,605.53 - Step 4: Simplify right side
534,676.62x = 124,817,520,857.23 - Step 5: Solve for x
x = 124,817,520,857.23/534,676.62 - Step 6: Final answer
x = 233,444.88
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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.