Finding the Fourth Proportional to 331,730.24, 497,594.08 and 276,208.96
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Solution
The fourth proportional to 331,730.24, 497,594.08 and 276,208.96 is: 414,312.37
Step by Step Solution
- Step 1: Write the proportion equation
331,730.24 : 497,594.08 = 276,208.96 : x - Step 2: Convert to fraction form
331,730.24/497,594.08 = 276,208.96/x - Step 3: Cross multiply
331,730.24x = 497,594.08 × 276,208.96 - Step 4: Simplify right side
331,730.24x = 137,439,943,338.96 - Step 5: Solve for x
x = 137,439,943,338.96/331,730.24 - Step 6: Final answer
x = 414,312.37
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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.