Finding the Fourth Proportional to 493,307.01, 739,660.87 and 193,428.31
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Solution
The fourth proportional to 493,307.01, 739,660.87 and 193,428.31 is: 290,024.97
Step by Step Solution
- Step 1: Write the proportion equation
493,307.01 : 739,660.87 = 193,428.31 : x - Step 2: Convert to fraction form
493,307.01/739,660.87 = 193,428.31/x - Step 3: Cross multiply
493,307.01x = 739,660.87 × 193,428.31 - Step 4: Simplify right side
493,307.01x = 143,071,347,391.78 - Step 5: Solve for x
x = 143,071,347,391.78/493,307.01 - Step 6: Final answer
x = 290,024.97
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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.