Finding the Fourth Proportional to 337,889.16, 508,048.92 and 311,557.01
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Solution
The fourth proportional to 337,889.16, 508,048.92 and 311,557.01 is: 468,455.99
Step by Step Solution
- Step 1: Write the proportion equation
337,889.16 : 508,048.92 = 311,557.01 : x - Step 2: Convert to fraction form
337,889.16/508,048.92 = 311,557.01/x - Step 3: Cross multiply
337,889.16x = 508,048.92 × 311,557.01 - Step 4: Simplify right side
337,889.16x = 158,286,199,908.69 - Step 5: Solve for x
x = 158,286,199,908.69/337,889.16 - Step 6: Final answer
x = 468,455.99
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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.