Finding the Fourth Proportional to 504,243.39, 695,855.99 and 274,800.74
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Solution
The fourth proportional to 504,243.39, 695,855.99 and 274,800.74 is: 379,225.07
Step by Step Solution
- Step 1: Write the proportion equation
504,243.39 : 695,855.99 = 274,800.74 : x - Step 2: Convert to fraction form
504,243.39/695,855.99 = 274,800.74/x - Step 3: Cross multiply
504,243.39x = 695,855.99 × 274,800.74 - Step 4: Simplify right side
504,243.39x = 191,221,736,132.15 - Step 5: Solve for x
x = 191,221,736,132.15/504,243.39 - Step 6: Final answer
x = 379,225.07
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1.5x scale
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.