Finding the Fourth Proportional to 435,779.12, 653,650.86 and 120,227.96
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Solution
The fourth proportional to 435,779.12, 653,650.86 and 120,227.96 is: 180,337.02
Step by Step Solution
- Step 1: Write the proportion equation
435,779.12 : 653,650.86 = 120,227.96 : x - Step 2: Convert to fraction form
435,779.12/653,650.86 = 120,227.96/x - Step 3: Cross multiply
435,779.12x = 653,650.86 × 120,227.96 - Step 4: Simplify right side
435,779.12x = 78,587,109,450.05 - Step 5: Solve for x
x = 78,587,109,450.05/435,779.12 - Step 6: Final answer
x = 180,337.02
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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.