Finding the Fourth Proportional to 301,290.68, 415,779.06 and 167,154.68
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Solution
The fourth proportional to 301,290.68, 415,779.06 and 167,154.68 is: 230,672.31
Step by Step Solution
- Step 1: Write the proportion equation
301,290.68 : 415,779.06 = 167,154.68 : x - Step 2: Convert to fraction form
301,290.68/415,779.06 = 167,154.68/x - Step 3: Cross multiply
301,290.68x = 415,779.06 × 167,154.68 - Step 4: Simplify right side
301,290.68x = 69,499,415,725.00 - Step 5: Solve for x
x = 69,499,415,725.00/301,290.68 - Step 6: Final answer
x = 230,672.31
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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.