Finding the Fourth Proportional to 644,184.99, 965,977.38 and 239,095.08
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Solution
The fourth proportional to 644,184.99, 965,977.38 and 239,095.08 is: 358,531.23
Step by Step Solution
- Step 1: Write the proportion equation
644,184.99 : 965,977.38 = 239,095.08 : x - Step 2: Convert to fraction form
644,184.99/965,977.38 = 239,095.08/x - Step 3: Cross multiply
644,184.99x = 965,977.38 × 239,095.08 - Step 4: Simplify right side
644,184.99x = 230,960,438,949.29 - Step 5: Solve for x
x = 230,960,438,949.29/644,184.99 - Step 6: Final answer
x = 358,531.23
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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.