Finding the Fourth Proportional to 425,979.64, 587,848.62 and 235,001.08
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Solution
The fourth proportional to 425,979.64, 587,848.62 and 235,001.08 is: 324,299.68
Step by Step Solution
- Step 1: Write the proportion equation
425,979.64 : 587,848.62 = 235,001.08 : x - Step 2: Convert to fraction form
425,979.64/587,848.62 = 235,001.08/x - Step 3: Cross multiply
425,979.64x = 587,848.62 × 235,001.08 - Step 4: Simplify right side
425,979.64x = 138,145,060,576.51 - Step 5: Solve for x
x = 138,145,060,576.51/425,979.64 - Step 6: Final answer
x = 324,299.68
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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.