Finding the Fourth Proportional to 590,605.70, 886,038.15 and 291,229.70
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Solution
The fourth proportional to 590,605.70, 886,038.15 and 291,229.70 is: 436,908.46
Step by Step Solution
- Step 1: Write the proportion equation
590,605.70 : 886,038.15 = 291,229.70 : x - Step 2: Convert to fraction form
590,605.70/886,038.15 = 291,229.70/x - Step 3: Cross multiply
590,605.70x = 886,038.15 × 291,229.70 - Step 4: Simplify right side
590,605.70x = 258,040,624,613.06 - Step 5: Solve for x
x = 258,040,624,613.06/590,605.70 - Step 6: Final answer
x = 436,908.46
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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.