Finding the Fourth Proportional to 502,912.08, 754,863.84 and 369,417.60
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Solution
The fourth proportional to 502,912.08, 754,863.84 and 369,417.60 is: 554,490.53
Step by Step Solution
- Step 1: Write the proportion equation
502,912.08 : 754,863.84 = 369,417.60 : x - Step 2: Convert to fraction form
502,912.08/754,863.84 = 369,417.60/x - Step 3: Cross multiply
502,912.08x = 754,863.84 × 369,417.60 - Step 4: Simplify right side
502,912.08x = 278,859,988,099.58 - Step 5: Solve for x
x = 278,859,988,099.58/502,912.08 - Step 6: Final answer
x = 554,490.53
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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.