Finding the Fourth Proportional to 585,035.70, 877,553.55 and 545,669.70
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Solution
The fourth proportional to 585,035.70, 877,553.55 and 545,669.70 is: 818,504.55
Step by Step Solution
- Step 1: Write the proportion equation
585,035.70 : 877,553.55 = 545,669.70 : x - Step 2: Convert to fraction form
585,035.70/877,553.55 = 545,669.70/x - Step 3: Cross multiply
585,035.70x = 877,553.55 × 545,669.70 - Step 4: Simplify right side
585,035.70x = 478,854,382,362.44 - Step 5: Solve for x
x = 478,854,382,362.44/585,035.70 - Step 6: Final answer
x = 818,504.55
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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.