Finding the Fourth Proportional to 299,437.16, 448,781.99 and 149,720.27
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Solution
The fourth proportional to 299,437.16, 448,781.99 and 149,720.27 is: 224,393.52
Step by Step Solution
- Step 1: Write the proportion equation
299,437.16 : 448,781.99 = 149,720.27 : x - Step 2: Convert to fraction form
299,437.16/448,781.99 = 149,720.27/x - Step 3: Cross multiply
299,437.16x = 448,781.99 × 149,720.27 - Step 4: Simplify right side
299,437.16x = 67,191,757,721.43 - Step 5: Solve for x
x = 67,191,757,721.43/299,437.16 - Step 6: Final answer
x = 224,393.52
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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.