Finding the Fourth Proportional to 353,419.42, 530,233.60 and 203,767.06
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Solution
The fourth proportional to 353,419.42, 530,233.60 and 203,767.06 is: 305,710.82
Step by Step Solution
- Step 1: Write the proportion equation
353,419.42 : 530,233.60 = 203,767.06 : x - Step 2: Convert to fraction form
353,419.42/530,233.60 = 203,767.06/x - Step 3: Cross multiply
353,419.42x = 530,233.60 × 203,767.06 - Step 4: Simplify right side
353,419.42x = 108,044,141,785.22 - Step 5: Solve for x
x = 108,044,141,785.22/353,419.42 - Step 6: Final answer
x = 305,710.82
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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.