Finding the Fourth Proportional to 291,579.92, 437,508.12 and 173,484.56
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Solution
The fourth proportional to 291,579.92, 437,508.12 and 173,484.56 is: 260,309.09
Step by Step Solution
- Step 1: Write the proportion equation
291,579.92 : 437,508.12 = 173,484.56 : x - Step 2: Convert to fraction form
291,579.92/437,508.12 = 173,484.56/x - Step 3: Cross multiply
291,579.92x = 437,508.12 × 173,484.56 - Step 4: Simplify right side
291,579.92x = 75,900,903,694.63 - Step 5: Solve for x
x = 75,900,903,694.63/291,579.92 - Step 6: Final answer
x = 260,309.09
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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.