Finding the Fourth Proportional to 537,349.76, 741,548.85 and 307,902.50
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Solution
The fourth proportional to 537,349.76, 741,548.85 and 307,902.50 is: 424,908.99
Step by Step Solution
- Step 1: Write the proportion equation
537,349.76 : 741,548.85 = 307,902.50 : x - Step 2: Convert to fraction form
537,349.76/741,548.85 = 307,902.50/x - Step 3: Cross multiply
537,349.76x = 741,548.85 × 307,902.50 - Step 4: Simplify right side
537,349.76x = 228,324,744,787.13 - Step 5: Solve for x
x = 228,324,744,787.13/537,349.76 - Step 6: Final answer
x = 424,908.99
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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.