Finding the Fourth Proportional to 276,878.24, 415,317.36 and 158,467.04
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Solution
The fourth proportional to 276,878.24, 415,317.36 and 158,467.04 is: 237,700.56
Step by Step Solution
- Step 1: Write the proportion equation
276,878.24 : 415,317.36 = 158,467.04 : x - Step 2: Convert to fraction form
276,878.24/415,317.36 = 158,467.04/x - Step 3: Cross multiply
276,878.24x = 415,317.36 × 158,467.04 - Step 4: Simplify right side
276,878.24x = 65,814,112,699.81 - Step 5: Solve for x
x = 65,814,112,699.81/276,878.24 - Step 6: Final answer
x = 237,700.56
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1.5x scale
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.