Finding the Fourth Proportional to 891,847.39, 1,230,234.68 and 569,193.81
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Solution
The fourth proportional to 891,847.39, 1,230,234.68 and 569,193.81 is: 785,158.95
Step by Step Solution
- Step 1: Write the proportion equation
891,847.39 : 1,230,234.68 = 569,193.81 : x - Step 2: Convert to fraction form
891,847.39/1,230,234.68 = 569,193.81/x - Step 3: Cross multiply
891,847.39x = 1,230,234.68 × 569,193.81 - Step 4: Simplify right side
891,847.39x = 700,241,964,703.33 - Step 5: Solve for x
x = 700,241,964,703.33/891,847.39 - Step 6: Final answer
x = 785,158.95
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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.