Finding the Fourth Proportional to 270,637.38, 373,484.25 and 149,788.62
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Solution
The fourth proportional to 270,637.38, 373,484.25 and 149,788.62 is: 206,710.88
Step by Step Solution
- Step 1: Write the proportion equation
270,637.38 : 373,484.25 = 149,788.62 : x - Step 2: Convert to fraction form
270,637.38/373,484.25 = 149,788.62/x - Step 3: Cross multiply
270,637.38x = 373,484.25 × 149,788.62 - Step 4: Simplify right side
270,637.38x = 55,943,690,399.24 - Step 5: Solve for x
x = 55,943,690,399.24/270,637.38 - Step 6: Final answer
x = 206,710.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.