Finding the Fourth Proportional to 585,029.80, 877,544.70 and 485,302.60
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Solution
The fourth proportional to 585,029.80, 877,544.70 and 485,302.60 is: 727,953.90
Step by Step Solution
- Step 1: Write the proportion equation
585,029.80 : 877,544.70 = 485,302.60 : x - Step 2: Convert to fraction form
585,029.80/877,544.70 = 485,302.60/x - Step 3: Cross multiply
585,029.80x = 877,544.70 × 485,302.60 - Step 4: Simplify right side
585,029.80x = 425,874,724,526.22 - Step 5: Solve for x
x = 425,874,724,526.22/585,029.80 - Step 6: Final answer
x = 727,953.90
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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.