Finding the Fourth Proportional to 903,125.97, 1,354,688.55 and 272,039.78
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Solution
The fourth proportional to 903,125.97, 1,354,688.55 and 272,039.78 is: 408,059.55
Step by Step Solution
- Step 1: Write the proportion equation
903,125.97 : 1,354,688.55 = 272,039.78 : x - Step 2: Convert to fraction form
903,125.97/1,354,688.55 = 272,039.78/x - Step 3: Cross multiply
903,125.97x = 1,354,688.55 × 272,039.78 - Step 4: Simplify right side
903,125.97x = 368,529,178,497.24 - Step 5: Solve for x
x = 368,529,178,497.24/903,125.97 - Step 6: Final answer
x = 408,059.55
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.