Finding the Fourth Proportional to 969,175.96, 1,337,462.82 and 539,446.84
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Solution
The fourth proportional to 969,175.96, 1,337,462.82 and 539,446.84 is: 744,436.64
Step by Step Solution
- Step 1: Write the proportion equation
969,175.96 : 1,337,462.82 = 539,446.84 : x - Step 2: Convert to fraction form
969,175.96/1,337,462.82 = 539,446.84/x - Step 3: Cross multiply
969,175.96x = 1,337,462.82 × 539,446.84 - Step 4: Simplify right side
969,175.96x = 721,490,091,866.49 - Step 5: Solve for x
x = 721,490,091,866.49/969,175.96 - Step 6: Final answer
x = 744,436.64
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.