Finding the Fourth Proportional to 359,126.58, 537,359.23 and 287,832.98
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Solution
The fourth proportional to 359,126.58, 537,359.23 and 287,832.98 is: 430,682.99
Step by Step Solution
- Step 1: Write the proportion equation
359,126.58 : 537,359.23 = 287,832.98 : x - Step 2: Convert to fraction form
359,126.58/537,359.23 = 287,832.98/x - Step 3: Cross multiply
359,126.58x = 537,359.23 × 287,832.98 - Step 4: Simplify right side
359,126.58x = 154,669,710,204.60 - Step 5: Solve for x
x = 154,669,710,204.60/359,126.58 - Step 6: Final answer
x = 430,682.99
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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.