Finding the Fourth Proportional to 503,098.01, 694,664.95 and 386,626.99
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Solution
The fourth proportional to 503,098.01, 694,664.95 and 386,626.99 is: 533,844.73
Step by Step Solution
- Step 1: Write the proportion equation
503,098.01 : 694,664.95 = 386,626.99 : x - Step 2: Convert to fraction form
503,098.01/694,664.95 = 386,626.99/x - Step 3: Cross multiply
503,098.01x = 694,664.95 × 386,626.99 - Step 4: Simplify right side
503,098.01x = 268,576,218,578.76 - Step 5: Solve for x
x = 268,576,218,578.76/503,098.01 - Step 6: Final answer
x = 533,844.73
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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.