Finding the Fourth Proportional to 637,651.68, 956,536.20 and 164,338.80
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Solution
The fourth proportional to 637,651.68, 956,536.20 and 164,338.80 is: 246,523.32
Step by Step Solution
- Step 1: Write the proportion equation
637,651.68 : 956,536.20 = 164,338.80 : x - Step 2: Convert to fraction form
637,651.68/956,536.20 = 164,338.80/x - Step 3: Cross multiply
637,651.68x = 956,536.20 × 164,338.80 - Step 4: Simplify right side
637,651.68x = 157,196,011,264.56 - Step 5: Solve for x
x = 157,196,011,264.56/637,651.68 - Step 6: Final answer
x = 246,523.32
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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.