Finding the Fourth Proportional to 651,890.05, 977,898.56 and 202,490.10
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Solution
The fourth proportional to 651,890.05, 977,898.56 and 202,490.10 is: 303,754.87
Step by Step Solution
- Step 1: Write the proportion equation
651,890.05 : 977,898.56 = 202,490.10 : x - Step 2: Convert to fraction form
651,890.05/977,898.56 = 202,490.10/x - Step 3: Cross multiply
651,890.05x = 977,898.56 × 202,490.10 - Step 4: Simplify right side
651,890.05x = 198,014,777,204.26 - Step 5: Solve for x
x = 198,014,777,204.26/651,890.05 - Step 6: Final answer
x = 303,754.87
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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.