Finding the Fourth Proportional to 766,108.29, 1,149,118.68 and 292,841.49
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Solution
The fourth proportional to 766,108.29, 1,149,118.68 and 292,841.49 is: 439,245.51
Step by Step Solution
- Step 1: Write the proportion equation
766,108.29 : 1,149,118.68 = 292,841.49 : x - Step 2: Convert to fraction form
766,108.29/1,149,118.68 = 292,841.49/x - Step 3: Cross multiply
766,108.29x = 1,149,118.68 × 292,841.49 - Step 4: Simplify right side
766,108.29x = 336,509,626,438.03 - Step 5: Solve for x
x = 336,509,626,438.03/766,108.29 - Step 6: Final answer
x = 439,245.51
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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.