Finding the Fourth Proportional to 667,779.98, 1,001,655.36 and 162,343.62
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Solution
The fourth proportional to 667,779.98, 1,001,655.36 and 162,343.62 is: 243,511.88
Step by Step Solution
- Step 1: Write the proportion equation
667,779.98 : 1,001,655.36 = 162,343.62 : x - Step 2: Convert to fraction form
667,779.98/1,001,655.36 = 162,343.62/x - Step 3: Cross multiply
667,779.98x = 1,001,655.36 × 162,343.62 - Step 4: Simplify right side
667,779.98x = 162,612,357,134.80 - Step 5: Solve for x
x = 162,612,357,134.80/667,779.98 - Step 6: Final answer
x = 243,511.88
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.