Finding the Fourth Proportional to 292,872.77, 438,807.64 and 159,846.36
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Solution
The fourth proportional to 292,872.77, 438,807.64 and 159,846.36 is: 239,495.82
Step by Step Solution
- Step 1: Write the proportion equation
292,872.77 : 438,807.64 = 159,846.36 : x - Step 2: Convert to fraction form
292,872.77/438,807.64 = 159,846.36/x - Step 3: Cross multiply
292,872.77x = 438,807.64 × 159,846.36 - Step 4: Simplify right side
292,872.77x = 70,141,803,994.19 - Step 5: Solve for x
x = 70,141,803,994.19/292,872.77 - Step 6: Final answer
x = 239,495.82
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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.