Finding the Fourth Proportional to 314,533.58, 471,406.91 and 247,709.79
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Solution
The fourth proportional to 314,533.58, 471,406.91 and 247,709.79 is: 371,254.82
Step by Step Solution
- Step 1: Write the proportion equation
314,533.58 : 471,406.91 = 247,709.79 : x - Step 2: Convert to fraction form
314,533.58/471,406.91 = 247,709.79/x - Step 3: Cross multiply
314,533.58x = 471,406.91 × 247,709.79 - Step 4: Simplify right side
314,533.58x = 116,772,105,442.10 - Step 5: Solve for x
x = 116,772,105,442.10/314,533.58 - Step 6: Final answer
x = 371,254.82
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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.