Finding the Fourth Proportional to 749,110.07, 1,122,357.16 and 623,557.44
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Solution
The fourth proportional to 749,110.07, 1,122,357.16 and 623,557.44 is: 934,247.43
Step by Step Solution
- Step 1: Write the proportion equation
749,110.07 : 1,122,357.16 = 623,557.44 : x - Step 2: Convert to fraction form
749,110.07/1,122,357.16 = 623,557.44/x - Step 3: Cross multiply
749,110.07x = 1,122,357.16 × 623,557.44 - Step 4: Simplify right side
749,110.07x = 699,854,158,234.72 - Step 5: Solve for x
x = 699,854,158,234.72/749,110.07 - Step 6: Final answer
x = 934,247.43
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1.5x scale
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.